diff --git a/package.json b/package.json
index 9fc7796..1c43c8b 100644
--- a/package.json
+++ b/package.json
@@ -15,7 +15,6 @@
     "@project-serum/anchor": "^0.25.0",
     "@solana-mobile/wallet-adapter-mobile": "^0.9.0",
     "@solana/spl-token": "^0.2.0",
-    "@solana/spl-token-registry": "^0.2.3829",
     "@solana/wallet-adapter-base": "^0.9.4",
     "@solana/wallet-adapter-react": "^0.15.3",
     "@solana/wallet-adapter-react-ui": "^0.9.5",
diff --git a/src/models/Network.ts b/src/models/Network.ts
index 528b904..3a8497e 100644
--- a/src/models/Network.ts
+++ b/src/models/Network.ts
@@ -1,28 +1,6 @@
 import { Network } from '@dcaf-labs/drip-sdk/dist/models';
-import { ENV } from '@solana/spl-token-registry';
 import { WalletAdapterNetwork } from '@solana/wallet-adapter-base';
 
-export function toENV(network: Network): ENV {
-  switch (network) {
-    case Network.Mainnet:
-      return ENV.MainnetBeta;
-    case Network.Devnet:
-      return ENV.Devnet;
-    default:
-      return ENV.Devnet;
-  }
-}
-
-export function isSupportedENV(env: ENV): boolean {
-  switch (env) {
-    case ENV.MainnetBeta:
-    case ENV.Devnet:
-      return true;
-    default:
-      return false;
-  }
-}
-
 export function getClusterApiUrl(network: Network): string {
   switch (network) {
     case Network.Mainnet:
diff --git a/yarn.lock b/yarn.lock
index a4dd97a..6ca2813 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3199,13 +3199,6 @@
   dependencies:
     buffer "~6.0.3"
 
-"@solana/spl-token-registry@^0.2.3829":
-  version "0.2.4574"
-  resolved "https://registry.npmjs.org/@solana/spl-token-registry/-/spl-token-registry-0.2.4574.tgz"
-  integrity sha512-JzlfZmke8Rxug20VT/VpI2XsXlsqMlcORIUivF+Yucj7tFi7A0dXG7h+2UnD0WaZJw8BrUz2ABNkUnv89vbv1A==
-  dependencies:
-    cross-fetch "3.0.6"
-
 "@solana/spl-token@^0.2.0":
   version "0.2.0"
   resolved "https://registry.npmjs.org/@solana/spl-token/-/spl-token-0.2.0.tgz"
@@ -6023,13 +6016,6 @@ create-hmac@^1.1.0, create-hmac@^1.1.4, create-hmac@^1.1.7:
     safe-buffer "^5.0.1"
     sha.js "^2.4.8"
 
-cross-fetch@3.0.6:
-  version "3.0.6"
-  resolved "https://registry.npmjs.org/cross-fetch/-/cross-fetch-3.0.6.tgz"
-  integrity sha512-KBPUbqgFjzWlVcURG+Svp9TlhA5uliYtiNx/0r8nv0pdypeQCRJ9IaSIc3q/x3q8t3F75cHuwxVql1HFGHCNJQ==
-  dependencies:
-    node-fetch "2.6.1"
-
 cross-fetch@^3.1.5:
   version "3.1.5"
   resolved "https://registry.npmjs.org/cross-fetch/-/cross-fetch-3.1.5.tgz"
@@ -10477,11 +10463,6 @@ node-fetch@2, node-fetch@2.6.7, node-fetch@^2.2.0, node-fetch@^2.6.0:
   dependencies:
     whatwg-url "^5.0.0"
 
-node-fetch@2.6.1:
-  version "2.6.1"
-  resolved "https://registry.npmjs.org/node-fetch/-/node-fetch-2.6.1.tgz"
-  integrity sha512-V4aYg89jEoVRxRb2fJdAg8FHvI7cEyYdVAh94HH0UIK8oJxUfkjlDQN9RbMx+bEjP7+ggMiFRprSti032Oipxw==
-
 node-forge@^1:
   version "1.3.1"
   resolved "https://registry.npmjs.org/node-forge/-/node-forge-1.3.1.tgz"