1 files changed, 8 insertions, 0 deletions
diff --git a/src/globals.d.ts b/src/globals.d.ts
index 15ebe03d0..4a0a3fb04 100644
--- a/src/globals.d.ts
+++ b/src/globals.d.ts
@@ -86,3 +86,11 @@ declare module 'es6-promisify' {
 declare module 'ethereumjs-abi' {
     const soliditySHA3: (argTypes: string[], args: any[]) => Buffer;
 }
+
+// truffle-hdwallet-provider declarations
+declare class HDWalletProvider {
+    constructor(mnemonic: string, rpcUrl: string);
+}
+declare module 'truffle-hdwallet-provider' {
+    export = HDWalletProvider;
+}