diff --git a/.changes/next-release/bugfix-ResourceExplorer2-af0b0824.json b/.changes/next-release/bugfix-ResourceExplorer2-af0b0824.json
new file mode 100644
index 0000000000..d95378295f
--- /dev/null
+++ b/.changes/next-release/bugfix-ResourceExplorer2-af0b0824.json
@@ -0,0 +1,5 @@
+{
+  "type": "bugfix",
+  "category": "ResourceExplorer2",
+  "description": "Add dualstack by default for FIPS"
+}
\ No newline at end of file
diff --git a/lib/region_config_data.json b/lib/region_config_data.json
index f3111e992c..eeea20b0de 100644
--- a/lib/region_config_data.json
+++ b/lib/region_config_data.json
@@ -128,7 +128,8 @@
     "us-gov-west-1/organizations": "fipsWithServiceOnly",
     "us-gov-west-1/route53": {
       "endpoint": "route53.us-gov.amazonaws.com"
-    }
+    },
+    "*/resource-explorer-2": "fipsDualstackByDefault"
   },
 
   "dualstackRules": {
@@ -227,6 +228,9 @@
     },
     "dualstackByDefault": {
       "endpoint": "{service}.{region}.api.aws"
+    },
+    "fipsDualstackByDefault": {
+      "endpoint": "{service}-fips.{region}.api.aws"
     }
   }
 }