diff --git a/Cargo.lock b/Cargo.lock
index 92225a82..22c41246 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -212,15 +212,15 @@ dependencies = [
 
 [[package]]
 name = "async-tungstenite"
-version = "0.15.0"
+version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "742cc7dcb20b2f84a42f4691aa999070ec7e78f8e7e7438bf14be7017b44907e"
+checksum = "39eca8dd578b18e557361e50ca767df55c5e62f690a5e53868c3c7a8123145b7"
 dependencies = [
  "async-std",
  "futures-io",
  "futures-util",
  "log",
- "pin-project-lite 0.2.7",
+ "pin-project",
  "tungstenite",
 ]
 
@@ -778,9 +778,9 @@ dependencies = [
 
 [[package]]
 name = "env_logger"
-version = "0.9.0"
+version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0b2cf0344971ee6c64c31be0d530793fba457d322dfec2810c453d0ef228f9c3"
+checksum = "44533bbbb3bb3c1fa17d9f2e4e38bbbaf8396ba82193c4cb1b6445d711445d36"
 dependencies = [
  "atty",
  "humantime",
@@ -1296,9 +1296,12 @@ checksum = "6456b8a6c8f33fee7d958fcd1b60d55b11940a79e63ae87013e6d22e26034440"
 
 [[package]]
 name = "humantime"
-version = "2.1.0"
+version = "1.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9a3a5bfb195931eeb336b2a7b4d761daec841b97f947d34394601737a7bba5e4"
+checksum = "df004cfca50ef23c36850aaaa59ad52cc70d0e90243c3c7737a4dd32dc7a3c4f"
+dependencies = [
+ "quick-error 1.2.3",
+]
 
 [[package]]
 name = "hyper"
@@ -1436,6 +1439,15 @@ version = "0.1.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3094308123a0e9fd59659ce45e22de9f53fc1d2ac6e1feb9fef988e4f76cad77"
 
+[[package]]
+name = "input_buffer"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "19a8a95243d5a0398cae618ec29477c6e3cb631152be5c19481f80bc71559754"
+dependencies = [
+ "bytes 0.5.6",
+]
+
 [[package]]
 name = "instant"
 version = "0.1.10"
@@ -1552,9 +1564,9 @@ checksum = "7fb9b38af92608140b86b693604b9ffcc5824240a484d1ecd4795bacb2fe88f3"
 
 [[package]]
 name = "linkify"
-version = "0.7.0"
+version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "04d828fdc1ffceb369a5a9183bd4df2dbb3678f40c8b3fbaa9231de32beb29f9"
+checksum = "1986921c3c13e81df623c66a298d4b130c061bcb98a01f5b2d3ac402b1649a7f"
 dependencies = [
  "memchr",
 ]
@@ -2116,9 +2128,9 @@ dependencies = [
 
 [[package]]
 name = "phf"
-version = "0.10.0"
+version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b9fc3db1018c4b59d7d582a739436478b6035138b6aecbce989fc91c3e98409f"
+checksum = "b2ac8b67553a7ca9457ce0e526948cad581819238f4a9d1ea74545851fa24f37"
 dependencies = [
  "phf_macros",
  "phf_shared",
@@ -2127,9 +2139,9 @@ dependencies = [
 
 [[package]]
 name = "phf_generator"
-version = "0.10.0"
+version = "0.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5d5285893bb5eb82e6aaf5d59ee909a06a16737a8970984dd7746ba9283498d6"
+checksum = "d43f3220d96e0080cc9ea234978ccd80d904eafb17be31bb0f76daaea6493082"
 dependencies = [
  "phf_shared",
  "rand 0.8.4",
@@ -2137,9 +2149,9 @@ dependencies = [
 
 [[package]]
 name = "phf_macros"
-version = "0.10.0"
+version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "58fdf3184dd560f160dd73922bea2d5cd6e8f064bf4b13110abd81b03697b4e0"
+checksum = "b706f5936eb50ed880ae3009395b43ed19db5bff2ebd459c95e7bf013a89ab86"
 dependencies = [
  "phf_generator",
  "phf_shared",
@@ -2151,9 +2163,9 @@ dependencies = [
 
 [[package]]
 name = "phf_shared"
-version = "0.10.0"
+version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b6796ad771acdc0123d2a88dc428b5e38ef24456743ddb1744ed628f9815c096"
+checksum = "a68318426de33640f02be62b4ae8eb1261be2efbc337b60c54d845bf4484e0d9"
 dependencies = [
  "siphasher",
 ]
@@ -2565,7 +2577,7 @@ dependencies = [
  "serde_json",
  "totp-lite",
  "ulid",
- "validator",
+ "validator 0.14.0",
  "wither",
 ]
 
@@ -2751,7 +2763,7 @@ dependencies = [
  "serde_json",
  "ulid",
  "url",
- "validator",
+ "validator 0.11.0",
  "web-push",
 ]
 
@@ -3159,9 +3171,9 @@ checksum = "2579985fda508104f7587689507983eadd6a6e84dd35d6d115361f530916fa0d"
 
 [[package]]
 name = "sha2"
-version = "0.9.8"
+version = "0.9.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b69f9a4c9740d74c5baa3fd2e547f9525fa8088a8a958e0ca2409a514e33f5fa"
+checksum = "9204c41a1597a8c5af23c82d1c921cb01ec0a4c59e07a9c7306062829a3903f3"
 dependencies = [
  "block-buffer 0.9.0",
  "cfg-if 1.0.0",
@@ -3463,9 +3475,9 @@ dependencies = [
 
 [[package]]
 name = "tinyvec"
-version = "1.4.0"
+version = "1.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5241dd6f21443a3606b432718b166d3cedc962fd4b8bea54a8bc7f514ebda986"
+checksum = "848a1e1181b9f6753b5e96a092749e29b11d19ede67dfbbd6c7dc7e0f49b5338"
 dependencies = [
  "tinyvec_macros",
 ]
@@ -3648,9 +3660,9 @@ checksum = "360dfd1d6d30e05fda32ace2c8c70e9c0a9da713275777f5a4dbb8a1893930c6"
 
 [[package]]
 name = "tracing"
-version = "0.1.27"
+version = "0.1.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c2ba9ab62b7d6497a8638dfda5e5c4fb3b2d5a7fca4118f2b96151c8ef1a437e"
+checksum = "09adeb8c97449311ccd28a427f96fb563e7fd31aabf994189879d9da2394b89d"
 dependencies = [
  "cfg-if 1.0.0",
  "log",
@@ -3660,9 +3672,9 @@ dependencies = [
 
 [[package]]
 name = "tracing-core"
-version = "0.1.20"
+version = "0.1.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "46125608c26121c81b0c6d693eab5a420e416da7e43c426d2e8f7df8da8a3acf"
+checksum = "2ca517f43f0fb96e0c3072ed5c275fe5eece87e8cb52f4a77b69226d3b1c9df8"
 dependencies = [
  "lazy_static",
 ]
@@ -3725,19 +3737,19 @@ checksum = "59547bce71d9c38b83d9c0e92b6066c4253371f15005def0c30d9657f50c7642"
 
 [[package]]
 name = "tungstenite"
-version = "0.15.0"
+version = "0.11.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "983d40747bce878d2fb67d910dcb8bd3eca2b2358540c3cc1b98c027407a3ae3"
+checksum = "f0308d80d86700c5878b9ef6321f020f29b1bb9d5ff3cab25e75e23f3a492a23"
 dependencies = [
- "base64 0.13.0",
+ "base64 0.12.3",
  "byteorder",
- "bytes 1.1.0",
+ "bytes 0.5.6",
  "http",
  "httparse",
+ "input_buffer",
  "log",
- "rand 0.8.4",
+ "rand 0.7.3",
  "sha-1 0.9.8",
- "thiserror",
  "url",
  "utf-8",
 ]
@@ -3896,6 +3908,23 @@ dependencies = [
  "getrandom 0.2.3",
 ]
 
+[[package]]
+name = "validator"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4effc922f18d14f3daf201b1d13c61e5ef62f5975e7d18df381f67badd76cfcd"
+dependencies = [
+ "idna",
+ "lazy_static",
+ "regex",
+ "serde",
+ "serde_derive",
+ "serde_json",
+ "url",
+ "validator_derive",
+ "validator_types 0.11.0",
+]
+
 [[package]]
 name = "validator"
 version = "0.14.0"
@@ -3909,15 +3938,14 @@ dependencies = [
  "serde_derive",
  "serde_json",
  "url",
- "validator_derive",
- "validator_types",
+ "validator_types 0.14.0",
 ]
 
 [[package]]
 name = "validator_derive"
-version = "0.14.0"
+version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d85135714dba11a1bd0b3eb1744169266f1a38977bf4e3ff5e2e1acb8c2b7eee"
+checksum = "15529099583e8ce2b070ab6a637454a1b42c7146e6daee4a6817a82bee33bd41"
 dependencies = [
  "if_chain",
  "lazy_static",
@@ -3926,9 +3954,15 @@ dependencies = [
  "quote",
  "regex",
  "syn",
- "validator_types",
+ "validator_types 0.11.0",
 ]
 
+[[package]]
+name = "validator_types"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "add324da7950ac1f76b1c16ce8b5406147953d5d6a2ac1c5da93785f2cfc738b"
+
 [[package]]
 name = "validator_types"
 version = "0.14.0"
diff --git a/Cargo.toml b/Cargo.toml
index e3ded788..21175858 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,20 +12,20 @@ edition = "2018"
 [dependencies]
 # Utility
 url = "2.2.2"
-log = "0.4.14"
+log = "0.4.11"
 dotenv = "0.15.0"
-linkify = "0.7.0"
-once_cell = "1.8.0"
-env_logger = "0.9.0"
+linkify = "0.6.0"
+once_cell = "1.4.1"
+env_logger = "0.7.1"
 lazy_static = "1.4.0"
-ctrlc = { version = "3.2.0", features = ["termination"] }
+ctrlc = { version = "3.0", features = ["termination"] }
 
 # Lang. Utilities
 regex = "1"
-num_enum = "0.5.4"
+num_enum = "0.5.1"
 impl_ops = "0.1.1"
 bitfield = "0.13.2"
-phf = { version = "0.10.0", features = ["macros"] }
+phf = { version = "0.9.0", features = ["macros"] }
 
 # ID / key generation
 ulid = "0.4.1"
@@ -33,27 +33,27 @@ nanoid = "0.4.0"
 base64 = "0.13.0"
 
 # serde
-serde_json = "1.0.67"
-serde = { version = "1.0.130", features = ["derive"] }
-validator = { version = "0.14.0", features = ["derive"] }
+serde_json = "1.0.57"
+serde = { version = "1.0.115", features = ["derive"] }
+validator = { version = "0.11", features = ["derive"] }
 rmp-serde = "0.15.5"
 
 # async
-futures = "0.3.17"
-chrono = "0.4.19"
+futures = "0.3.8"
+chrono = "0.4.15"
 reqwest = { version = "0.11.4", features = ["json"] }
-async-std = { version = "1.10.0", features = ["tokio1", "tokio02", "attributes"] }
+async-std = { version = "1.8.0", features = ["tokio1", "tokio02", "attributes"] }
 
 # internal util
 web-push = "0.7.2"
-many-to-many = "0.1.7"
-lettre = "0.10.0-rc.3"
+many-to-many = "0.1.2"
+lettre = "0.10.0-alpha.4"
 rauth = { git = "https://github.com/insertish/rauth", rev = "ad2f5ad1657f4b20c8e483cc1d6c513ff9b22ae1" }
 hive_pubsub = { git = "https://gitlab.insrt.uk/insert/hive", rev = "a89826df2b30166220e68a6ed01a58b751456604", features = ["mongo"] }
 
 # web
 rocket-governor = { version = "0.0.1-rc.9", features = ["logger"] }
-async-tungstenite = { version = "0.15.0", features = ["async-std-runtime"] }
+async-tungstenite = { version = "0.10.0", features = ["async-std-runtime"] }
 rocket = { version = "0.5.0-rc.1", default-features = false, features = ["json"] }
-mongodb = { version = "1.2.3", features = ["tokio-runtime"], default-features = false }
+mongodb = { version = "1.2.2", features = ["tokio-runtime"], default-features = false }
 rocket_cors = { git = "https://github.com/lawliet89/rocket_cors", rev = "5843861a88958c16bfaa0b40f0d8910772bcd2f6" }
diff --git a/src/routes/bots/create.rs b/src/routes/bots/create.rs
index e8231b7f..8bb04041 100644
--- a/src/routes/bots/create.rs
+++ b/src/routes/bots/create.rs
@@ -1,21 +1,15 @@
 use crate::database::*;
 use crate::util::result::{Error, Result};
 use crate::util::variables::MAX_BOT_COUNT;
+use crate::util::regex::RE_USERNAME;
 
 use mongodb::bson::{doc, to_document};
-use regex::Regex;
 use rocket::serde::json::{Json, Value};
 use serde::{Deserialize, Serialize};
 use ulid::Ulid;
 use nanoid::nanoid;
 use validator::Validate;
 
-// ! FIXME: should be global somewhere; maybe use config(?)
-// ! tip: CTRL + F, RE_USERNAME
-lazy_static! {
-    static ref RE_USERNAME: Regex = Regex::new(r"^[a-zA-Z0-9_.]+$").unwrap();
-}
-
 #[derive(Validate, Serialize, Deserialize)]
 pub struct Data {
     #[validate(length(min = 2, max = 32), regex = "RE_USERNAME")]
diff --git a/src/routes/bots/edit.rs b/src/routes/bots/edit.rs
index 546bd4d2..84fa853a 100644
--- a/src/routes/bots/edit.rs
+++ b/src/routes/bots/edit.rs
@@ -1,19 +1,13 @@
 use crate::notifications::events::ClientboundNotification;
 use crate::util::result::{Error, Result, EmptyResponse};
 use crate::{database::*, notifications::events::RemoveBotField};
+use crate::util::regex::RE_USERNAME;
 
 use mongodb::bson::doc;
-use regex::Regex;
 use rocket::serde::json::Json;
 use serde::{Deserialize, Serialize};
 use validator::Validate;
 
-// ! FIXME: should be global somewhere; maybe use config(?)
-// ! tip: CTRL + F, RE_USERNAME
-lazy_static! {
-    static ref RE_USERNAME: Regex = Regex::new(r"^[a-zA-Z0-9_.]+$").unwrap();
-}
-
 #[derive(Validate, Serialize, Deserialize)]
 pub struct Data {
     #[validate(length(min = 2, max = 32), regex = "RE_USERNAME")]
diff --git a/src/routes/onboard/complete.rs b/src/routes/onboard/complete.rs
index 8a51cac4..b2249d3f 100644
--- a/src/routes/onboard/complete.rs
+++ b/src/routes/onboard/complete.rs
@@ -1,17 +1,13 @@
 use crate::database::*;
 use crate::util::result::{Error, Result, EmptyResponse};
+use crate::util::regex::RE_USERNAME;
 
 use mongodb::bson::doc;
 use rauth::entities::Session;
-use regex::Regex;
 use rocket::serde::json::Json;
 use serde::{Deserialize, Serialize};
 use validator::Validate;
 
-lazy_static! {
-    static ref RE_USERNAME: Regex = Regex::new(r"^[a-zA-Z0-9_.]+$").unwrap();
-}
-
 #[derive(Validate, Serialize, Deserialize)]
 pub struct Data {
     #[validate(length(min = 2, max = 32), regex = "RE_USERNAME")]
diff --git a/src/routes/users/change_username.rs b/src/routes/users/change_username.rs
index 2c4a8c55..71ce5701 100644
--- a/src/routes/users/change_username.rs
+++ b/src/routes/users/change_username.rs
@@ -1,20 +1,13 @@
 use crate::database::*;
 use crate::notifications::events::ClientboundNotification;
 use crate::util::result::{Error, Result, EmptyResponse};
-
+use crate::util::regex::RE_USERNAME;
 use mongodb::bson::doc;
 use rauth::entities::Account;
-use regex::Regex;
 use rocket::serde::json::Json;
 use serde::{Deserialize, Serialize};
 use validator::Validate;
 
-// ! FIXME: should be global somewhere; maybe use config(?)
-// ! tip: CTRL + F, RE_USERNAME
-lazy_static! {
-    static ref RE_USERNAME: Regex = Regex::new(r"^[a-zA-Z0-9_.]+$").unwrap();
-}
-
 #[derive(Validate, Serialize, Deserialize)]
 pub struct Data {
     #[validate(length(min = 2, max = 32), regex = "RE_USERNAME")]
diff --git a/src/util/mod.rs b/src/util/mod.rs
index 08aa9ccf..79bec515 100644
--- a/src/util/mod.rs
+++ b/src/util/mod.rs
@@ -1,3 +1,4 @@
 pub mod result;
 pub mod variables;
 pub mod ratelimit;
+pub mod regex;
\ No newline at end of file
diff --git a/src/util/regex.rs b/src/util/regex.rs
new file mode 100644
index 00000000..af41359f
--- /dev/null
+++ b/src/util/regex.rs
@@ -0,0 +1,4 @@
+use once_cell::sync::Lazy;
+use regex::Regex;
+
+pub static RE_USERNAME: Lazy<Regex> = Lazy::new(|| Regex::new(r"^[a-zA-Z0-9_.]+$").unwrap());
\ No newline at end of file