diff --git a/clients/client-ivs/src/models/models_0.ts b/clients/client-ivs/src/models/models_0.ts
index 7961c67df6255..c7d3b37ca2255 100644
--- a/clients/client-ivs/src/models/models_0.ts
+++ b/clients/client-ivs/src/models/models_0.ts
@@ -211,7 +211,7 @@ export interface Channel {
  */
 export interface BatchError {
   /**
-   * <p>Channel ARN.</p>
+   * <p>ARN of an IVS resource; e.g., channel.</p>
    * @public
    */
   arn?: string;
diff --git a/codegen/sdk-codegen/aws-models/ivs.json b/codegen/sdk-codegen/aws-models/ivs.json
index 2564f876b7e44..237ce9d722149 100644
--- a/codegen/sdk-codegen/aws-models/ivs.json
+++ b/codegen/sdk-codegen/aws-models/ivs.json
@@ -908,7 +908,7 @@
         "arn": {
           "target": "com.amazonaws.ivs#ResourceArn",
           "traits": {
-            "smithy.api#documentation": "<p>Channel ARN.</p>"
+            "smithy.api#documentation": "<p>ARN of an IVS resource; e.g., channel.</p>"
           }
         },
         "code": {
@@ -1262,7 +1262,7 @@
           "min": 1,
           "max": 128
         },
-        "smithy.api#pattern": "^arn:aws:[is]vs:[a-z0-9-]+:[0-9]+:channel/[a-zA-Z0-9-]+$"
+        "smithy.api#pattern": "^arn:aws:ivs:[a-z0-9-]+:[0-9]+:channel/[a-zA-Z0-9-]+$"
       }
     },
     "com.amazonaws.ivs#ChannelArnList": {
@@ -3249,7 +3249,7 @@
           "min": 1,
           "max": 128
         },
-        "smithy.api#pattern": "^arn:aws:[is]vs:[a-z0-9-]+:[0-9]+:playback-key/[a-zA-Z0-9-]+$"
+        "smithy.api#pattern": "^arn:aws:ivs:[a-z0-9-]+:[0-9]+:playback-key/[a-zA-Z0-9-]+$"
       }
     },
     "com.amazonaws.ivs#PlaybackKeyPairFingerprint": {
@@ -3755,7 +3755,7 @@
           "min": 1,
           "max": 128
         },
-        "smithy.api#pattern": "^arn:aws:[is]vs:[a-z0-9-]+:[0-9]+:[a-z-]/[a-zA-Z0-9-]+$"
+        "smithy.api#pattern": "^arn:aws:ivs:[a-z0-9-]+:[0-9]+:[a-z-]/[a-zA-Z0-9-]+$"
       }
     },
     "com.amazonaws.ivs#ResourceNotFoundException": {
@@ -4130,7 +4130,7 @@
           "min": 1,
           "max": 128
         },
-        "smithy.api#pattern": "^arn:aws:[is]vs:[a-z0-9-]+:[0-9]+:stream-key/[a-zA-Z0-9-]+$"
+        "smithy.api#pattern": "^arn:aws:ivs:[a-z0-9-]+:[0-9]+:stream-key/[a-zA-Z0-9-]+$"
       }
     },
     "com.amazonaws.ivs#StreamKeyArnList": {