diff --git a/codegen/sdk-codegen/aws-models/timestream-influxdb.json b/codegen/sdk-codegen/aws-models/timestream-influxdb.json
index 0309a0628fe90..b865075b40888 100644
--- a/codegen/sdk-codegen/aws-models/timestream-influxdb.json
+++ b/codegen/sdk-codegen/aws-models/timestream-influxdb.json
@@ -1215,7 +1215,7 @@
           "min": 3,
           "max": 40
         },
-        "smithy.api#pattern": "^[a-zA-z][a-zA-Z0-9]*(-[a-zA-Z0-9]+)*$"
+        "smithy.api#pattern": "^[a-zA-Z][a-zA-Z0-9]*(-[a-zA-Z0-9]+)*$"
       }
     },
     "com.amazonaws.timestreaminfluxdb#DbInstanceResource": {
@@ -1404,7 +1404,7 @@
           "min": 3,
           "max": 64
         },
-        "smithy.api#pattern": "^[a-zA-z][a-zA-Z0-9]*(-[a-zA-Z0-9]+)*$"
+        "smithy.api#pattern": "^[a-zA-Z][a-zA-Z0-9]*(-[a-zA-Z0-9]+)*$"
       }
     },
     "com.amazonaws.timestreaminfluxdb#DbParameterGroupResource": {