diff --git a/clients/client-lex-runtime-v2/src/protocols/Aws_restJson1.ts b/clients/client-lex-runtime-v2/src/protocols/Aws_restJson1.ts
index fdce07c87611..54b441bb3bb0 100644
--- a/clients/client-lex-runtime-v2/src/protocols/Aws_restJson1.ts
+++ b/clients/client-lex-runtime-v2/src/protocols/Aws_restJson1.ts
@@ -869,7 +869,7 @@ export const deserializeAws_restJson1StartConversationCommand = async (
     const eventHeaders = Object.entries(event[eventName].headers).reduce((accummulator, curr) => {
       accummulator[curr[0]] = curr[1].value;
       return accummulator;
-    }, {} as { [key: string]: any });
+    }, {} as Record<string, any>);
     const eventMessage = {
       headers: eventHeaders,
       body: event[eventName].body,
diff --git a/clients/client-s3/src/protocols/Aws_restXml.ts b/clients/client-s3/src/protocols/Aws_restXml.ts
index c89c3b267dcd..18e6a6079c83 100644
--- a/clients/client-s3/src/protocols/Aws_restXml.ts
+++ b/clients/client-s3/src/protocols/Aws_restXml.ts
@@ -9648,7 +9648,7 @@ export const deserializeAws_restXmlSelectObjectContentCommand = async (
     const eventHeaders = Object.entries(event[eventName].headers).reduce((accummulator, curr) => {
       accummulator[curr[0]] = curr[1].value;
       return accummulator;
-    }, {} as { [key: string]: any });
+    }, {} as Record<string, any>);
     const eventMessage = {
       headers: eventHeaders,
       body: event[eventName].body,
diff --git a/clients/client-transcribe-streaming/src/protocols/Aws_restJson1.ts b/clients/client-transcribe-streaming/src/protocols/Aws_restJson1.ts
index 3d347204ad0c..85a09cdd3674 100644
--- a/clients/client-transcribe-streaming/src/protocols/Aws_restJson1.ts
+++ b/clients/client-transcribe-streaming/src/protocols/Aws_restJson1.ts
@@ -247,7 +247,7 @@ export const deserializeAws_restJson1StartMedicalStreamTranscriptionCommand = as
     const eventHeaders = Object.entries(event[eventName].headers).reduce((accummulator, curr) => {
       accummulator[curr[0]] = curr[1].value;
       return accummulator;
-    }, {} as { [key: string]: any });
+    }, {} as Record<string, any>);
     const eventMessage = {
       headers: eventHeaders,
       body: event[eventName].body,
@@ -407,7 +407,7 @@ export const deserializeAws_restJson1StartStreamTranscriptionCommand = async (
     const eventHeaders = Object.entries(event[eventName].headers).reduce((accummulator, curr) => {
       accummulator[curr[0]] = curr[1].value;
       return accummulator;
-    }, {} as { [key: string]: any });
+    }, {} as Record<string, any>);
     const eventMessage = {
       headers: eventHeaders,
       body: event[eventName].body,