diff --git a/plugins/tiddlywiki/multiwikiserver/modules/store/tests-sql-tiddler-database.js b/plugins/tiddlywiki/multiwikiserver/modules/store/tests-sql-tiddler-database.js
index d44c70693..d6eaabca0 100644
--- a/plugins/tiddlywiki/multiwikiserver/modules/store/tests-sql-tiddler-database.js
+++ b/plugins/tiddlywiki/multiwikiserver/modules/store/tests-sql-tiddler-database.js
@@ -6,14 +6,13 @@ tags: [[$:/tags/test-spec]]
 Tests the SQL tiddler database layer
 
 \*/
+if($tw.node) {
 (function(){
 
 /*jslint node: true, browser: true */
 /*global $tw: false */
 "use strict";
 
-if($tw.node) {
-
 describe("SQL tiddler database with node-sqlite3-wasm", function() {
 	runSqlDatabaseTests("wasm");
 });
@@ -107,6 +106,6 @@ function runSqlDatabaseTests(engine) {
 	});
 }
 
-}
-
 })();
+
+}
diff --git a/plugins/tiddlywiki/multiwikiserver/modules/store/tests-sql-tiddler-store.js b/plugins/tiddlywiki/multiwikiserver/modules/store/tests-sql-tiddler-store.js
index 73b6f7380..b8177e7dd 100644
--- a/plugins/tiddlywiki/multiwikiserver/modules/store/tests-sql-tiddler-store.js
+++ b/plugins/tiddlywiki/multiwikiserver/modules/store/tests-sql-tiddler-store.js
@@ -6,14 +6,13 @@ tags: [[$:/tags/test-spec]]
 Tests the SQL tiddler store layer
 
 \*/
+if($tw.node) {
 (function(){
 
 /*jslint node: true, browser: true */
 /*global $tw: false */
 "use strict";
 
-if($tw.node) {
-
 describe("SQL tiddler store with node-sqlite3-wasm", function() {
 	runSqlStoreTests("wasm");
 });
@@ -145,6 +144,6 @@ function runSqlStoreTests(engine) {
 	});
 }
 
-}
-
 })();
+
+}
diff --git a/plugins/tiddlywiki/multiwikiserver/modules/tests/test-attachment.js b/plugins/tiddlywiki/multiwikiserver/modules/tests/test-attachment.js
index 69eafca6f..4cbc04a7e 100644
--- a/plugins/tiddlywiki/multiwikiserver/modules/tests/test-attachment.js
+++ b/plugins/tiddlywiki/multiwikiserver/modules/tests/test-attachment.js
@@ -7,6 +7,7 @@ Tests attachments.
 
 \*/
 if(typeof window === 'undefined' && typeof process !== 'undefined' && process.versions && process.versions.node) {
+(function(){
   var fs = require('fs');
   var path = require('path');
   var assert = require('assert');
@@ -178,4 +179,5 @@ if(typeof window === 'undefined' && typeof process !== 'undefined' && process.ve
     });
   }
   })();
+})();
 }