diff --git a/extensions/mattermost/src/types.ts b/extensions/mattermost/src/types.ts
index f4038ac6920..e6fcc19098c 100644
--- a/extensions/mattermost/src/types.ts
+++ b/extensions/mattermost/src/types.ts
@@ -90,6 +90,17 @@ export type MattermostAccountConfig = {
      */
     allowedSourceIps?: string[];
   };
+  /** Retry configuration for DM channel creation */
+  dmChannelRetry?: {
+    /** Maximum number of retry attempts (default: 3) */
+    maxRetries?: number;
+    /** Initial delay in milliseconds before first retry (default: 1000) */
+    initialDelayMs?: number;
+    /** Maximum delay in milliseconds between retries (default: 10000) */
+    maxDelayMs?: number;
+    /** Timeout for each individual request in milliseconds (default: 30000) */
+    timeoutMs?: number;
+  };
 };
 
 export type MattermostConfig = {