diff --git a/apis/fabric-shim-api/types/index.d.ts b/apis/fabric-shim-api/types/index.d.ts
index 3727ac55..5c076296 100644
--- a/apis/fabric-shim-api/types/index.d.ts
+++ b/apis/fabric-shim-api/types/index.d.ts
@@ -54,7 +54,7 @@ declare module 'fabric-shim-api' {
         getTxID(): string;
         getChannelID(): string;
         getCreator(): SerializedIdentity;
-        getMSPID(): string;
+        getMspID(): string;
         getTransient(): Map<string, Uint8Array>;
 
         getSignedProposal(): ChaincodeProposal.SignedProposal;
diff --git a/libraries/fabric-shim/types/index.d.ts b/libraries/fabric-shim/types/index.d.ts
index 64749079..4ed6898f 100644
--- a/libraries/fabric-shim/types/index.d.ts
+++ b/libraries/fabric-shim/types/index.d.ts
@@ -94,7 +94,7 @@ declare module 'fabric-shim' {
         getTxID(): string;
         getChannelID(): string;
         getCreator(): SerializedIdentity;
-        getMSPID(): string;
+        getMspID(): string;
         getTransient(): Map<string, Uint8Array>;
 
         getSignedProposal(): ChaincodeProposal.SignedProposal;