diff --git a/codegen/smithy-aws-go-codegen/src/main/resources/software/amazon/smithy/aws/go/codegen/endpoints.json b/codegen/smithy-aws-go-codegen/src/main/resources/software/amazon/smithy/aws/go/codegen/endpoints.json
index c1ad9e7f8f6..ea8fd602bb1 100644
--- a/codegen/smithy-aws-go-codegen/src/main/resources/software/amazon/smithy/aws/go/codegen/endpoints.json
+++ b/codegen/smithy-aws-go-codegen/src/main/resources/software/amazon/smithy/aws/go/codegen/endpoints.json
@@ -8149,7 +8149,7 @@
           "ca-central-1" : {
             "hostname" : "internetmonitor.ca-central-1.api.aws",
             "variants" : [ {
-              "hostname" : "internetmonitor-fips.ca-central-1.api.aws",
+              "hostname" : "internetmonitor-fips.ca-central-1.amazonaws.com",
               "tags" : [ "fips" ]
             } ]
           },
@@ -8192,28 +8192,28 @@
           "us-east-1" : {
             "hostname" : "internetmonitor.us-east-1.api.aws",
             "variants" : [ {
-              "hostname" : "internetmonitor-fips.us-east-1.api.aws",
+              "hostname" : "internetmonitor-fips.us-east-1.amazonaws.com",
               "tags" : [ "fips" ]
             } ]
           },
           "us-east-2" : {
             "hostname" : "internetmonitor.us-east-2.api.aws",
             "variants" : [ {
-              "hostname" : "internetmonitor-fips.us-east-2.api.aws",
+              "hostname" : "internetmonitor-fips.us-east-2.amazonaws.com",
               "tags" : [ "fips" ]
             } ]
           },
           "us-west-1" : {
             "hostname" : "internetmonitor.us-west-1.api.aws",
             "variants" : [ {
-              "hostname" : "internetmonitor-fips.us-west-1.api.aws",
+              "hostname" : "internetmonitor-fips.us-west-1.amazonaws.com",
               "tags" : [ "fips" ]
             } ]
           },
           "us-west-2" : {
             "hostname" : "internetmonitor.us-west-2.api.aws",
             "variants" : [ {
-              "hostname" : "internetmonitor-fips.us-west-2.api.aws",
+              "hostname" : "internetmonitor-fips.us-west-2.amazonaws.com",
               "tags" : [ "fips" ]
             } ]
           }
@@ -11595,6 +11595,12 @@
             },
             "hostname" : "oidc.eu-west-3.amazonaws.com"
           },
+          "il-central-1" : {
+            "credentialScope" : {
+              "region" : "il-central-1"
+            },
+            "hostname" : "oidc.il-central-1.amazonaws.com"
+          },
           "me-south-1" : {
             "credentialScope" : {
               "region" : "me-south-1"
@@ -16784,6 +16790,7 @@
             "deprecated" : true,
             "hostname" : "transfer-fips.us-west-2.amazonaws.com"
           },
+          "il-central-1" : { },
           "me-central-1" : { },
           "me-south-1" : { },
           "sa-east-1" : { },