diff --git a/.changeset/nice-pumas-collect.md b/.changeset/nice-pumas-collect.md
new file mode 100644
index 00000000000..6f46dd74ae5
--- /dev/null
+++ b/.changeset/nice-pumas-collect.md
@@ -0,0 +1,5 @@
+---
+"@smithy/middleware-compression": patch
+---
+
+Make CompressionInputConfig properties optional
diff --git a/packages/middleware-compression/src/configurations.ts b/packages/middleware-compression/src/configurations.ts
index a56a0a05def..21de20c24ae 100644
--- a/packages/middleware-compression/src/configurations.ts
+++ b/packages/middleware-compression/src/configurations.ts
@@ -7,13 +7,13 @@ export interface CompressionInputConfig {
   /**
    * Whether to disable request compression.
    */
-  disableRequestCompression: boolean | Provider<boolean>;
+  disableRequestCompression?: boolean | Provider<boolean>;
 
   /**
    * The minimum size in bytes that a request body should be to trigger compression.
    * The value must be a non-negative integer value between 0 and 10485760 bytes inclusive.
    */
-  requestMinCompressionSizeBytes: number | Provider<number>;
+  requestMinCompressionSizeBytes?: number | Provider<number>;
 }
 
 /**
diff --git a/packages/middleware-compression/src/resolveCompressionConfig.ts b/packages/middleware-compression/src/resolveCompressionConfig.ts
index 21504c78ba4..67aa028c150 100644
--- a/packages/middleware-compression/src/resolveCompressionConfig.ts
+++ b/packages/middleware-compression/src/resolveCompressionConfig.ts
@@ -5,7 +5,9 @@ import { CompressionInputConfig, CompressionResolvedConfig } from "./configurati
 /**
  * @internal
  */
-export const resolveCompressionConfig = <T>(input: T & CompressionInputConfig): T & CompressionResolvedConfig => ({
+export const resolveCompressionConfig = <T>(
+  input: T & Required<CompressionInputConfig>
+): T & CompressionResolvedConfig => ({
   ...input,
   disableRequestCompression: normalizeProvider(input.disableRequestCompression),
   requestMinCompressionSizeBytes: async () => {