diff --git a/build.py b/build.py
index b8eb25358c..2c394c5c76 100755
--- a/build.py
+++ b/build.py
@@ -254,6 +254,7 @@ def examples_star_json(name, match):
               "duplicate",
               "duplicateMessage",
               "es3",
+              "es5Strict",
               "externsValidation",
               "fileoverviewTags",
               "globalThis",
@@ -276,9 +277,6 @@ def examples_star_json(name, match):
             "extra_annotation_name": [
               "api", "observable"
             ],
-            "jscomp_off": [
-              "es5Strict"
-            ],
             "compilation_level": "ADVANCED",
             "output_wrapper": "// OpenLayers 3. See http://ol3.js.org/\n(function(){%output%})();",
             "use_types_for_optimization": True,
diff --git a/buildcfg/examples-all.json b/buildcfg/examples-all.json
index 5e2b2f5b5a..55deb4037f 100644
--- a/buildcfg/examples-all.json
+++ b/buildcfg/examples-all.json
@@ -33,6 +33,7 @@
       "deprecated",
       "duplicateMessage",
       "es3",
+      "es5Strict",
       "externsValidation",
       "fileoverviewTags",
       "globalThis",
@@ -58,9 +59,6 @@
     "extra_annotation_name": [
       "api", "observable"
     ],
-    "jscomp_off": [
-      "es5Strict"
-    ],
     "compilation_level": "ADVANCED",
     "output_wrapper": "// OpenLayers 3. See http://ol3.js.org/\n(function(){%output%})();",
     "use_types_for_optimization": true,
diff --git a/buildcfg/ol.json b/buildcfg/ol.json
index 10a459b8c2..cb5cb4d117 100644
--- a/buildcfg/ol.json
+++ b/buildcfg/ol.json
@@ -29,6 +29,7 @@
       "deprecated",
       "duplicateMessage",
       "es3",
+      "es5Strict",
       "externsValidation",
       "fileoverviewTags",
       "globalThis",
@@ -54,9 +55,6 @@
     "extra_annotation_name": [
       "api", "observable"
     ],
-    "jscomp_off": [
-      "es5Strict"
-    ],
     "compilation_level": "ADVANCED",
     "output_wrapper": "(function(){%output%})();",
     "use_types_for_optimization": true,