diff --git a/platform/safari/vapi-background.js b/platform/safari/vapi-background.js
index ae2d9c4855ece..95b898626a2a4 100644
--- a/platform/safari/vapi-background.js
+++ b/platform/safari/vapi-background.js
@@ -23,13 +23,12 @@
 
 // For background page
 
-/******************************************************************************/
+'use strict';
 
+/******************************************************************************/
 
 (function() {
 
-    'use strict';
-
     var vAPI = self.vAPI = self.vAPI || {};
 
     vAPI.isMainProcess = true;
diff --git a/platform/safari/vapi-client.js b/platform/safari/vapi-client.js
index 5b96ba2f37bec..722c3fc0aff07 100644
--- a/platform/safari/vapi-client.js
+++ b/platform/safari/vapi-client.js
@@ -18,9 +18,11 @@
 
     Home: https://github.com/gorhill/uBlock
 */
-/******************************************************************************/
 
 'use strict';
+
+/******************************************************************************/
+
 // For non background pages
 
 (function(self) {
diff --git a/platform/safari/vapi-common.js b/platform/safari/vapi-common.js
index 6f363dc4ebc5d..a2285462b71b7 100644
--- a/platform/safari/vapi-common.js
+++ b/platform/safari/vapi-common.js
@@ -21,12 +21,12 @@
 
 // For background page or non-background pages
 
+'use strict';
+
 /******************************************************************************/
 
 (function() {
 
-'use strict';
-
 var vAPI = self.vAPI = self.vAPI || {};
 
 /******************************************************************************/