diff --git a/packages/node_modules/@node-red/editor-client/locales/en-US/editor.json b/packages/node_modules/@node-red/editor-client/locales/en-US/editor.json
index c8abada3e..0300a220f 100755
--- a/packages/node_modules/@node-red/editor-client/locales/en-US/editor.json
+++ b/packages/node_modules/@node-red/editor-client/locales/en-US/editor.json
@@ -936,6 +936,9 @@
             "invalid-expr": "Invalid JSONata expression:\n  __message__",
             "invalid-msg": "Invalid example JSON message:\n  __message__",
             "context-unsupported": "Cannot test context functions\n $flowContext or $globalContext",
+            "env-unsupported": "Cannot test $env function",
+            "moment-unsupported": "Cannot test $moment function",
+            "clone-unsupported": "Cannot test $clone function",
             "eval": "Error evaluating expression:\n  __message__"
         }
     },
diff --git a/packages/node_modules/@node-red/editor-client/locales/ja/editor.json b/packages/node_modules/@node-red/editor-client/locales/ja/editor.json
index dc7858250..f5fbced50 100644
--- a/packages/node_modules/@node-red/editor-client/locales/ja/editor.json
+++ b/packages/node_modules/@node-red/editor-client/locales/ja/editor.json
@@ -936,6 +936,9 @@
             "invalid-expr": "不正なJSONata式:\n  __message__",
             "invalid-msg": "不正なJSONメッセージ例:\n  __message__",
             "context-unsupported": "$flowContext や $globalContextの\nコンテキスト機能をテストできません",
+            "env-unsupported": "$env関数はテストできません",
+            "moment-unsupported": "$moment関数はテストできません",
+            "clone-unsupported": "$clone関数はテストできません",
             "eval": "表現評価エラー:\n  __message__"
         }
     },
diff --git a/packages/node_modules/@node-red/editor-client/src/js/ui/editors/expression.js b/packages/node_modules/@node-red/editor-client/src/js/ui/editors/expression.js
index b3c4c3848..d470e14f2 100644
--- a/packages/node_modules/@node-red/editor-client/src/js/ui/editors/expression.js
+++ b/packages/node_modules/@node-red/editor-client/src/js/ui/editors/expression.js
@@ -255,6 +255,9 @@
                         var currentExpression = expressionEditor.getValue();
                         var expr;
                         var usesContext = false;
+                        var usesEnv = false;
+                        var usesMoment = false;
+                        var usesClone = false;
                         var legacyMode = /(^|[^a-zA-Z0-9_'".])msg([^a-zA-Z0-9_'"]|$)/.test(currentExpression);
                         $(".red-ui-editor-type-expression-legacy").toggle(legacyMode);
                         try {
@@ -267,6 +270,18 @@
                                 usesContext = true;
                                 return null;
                             });
+                            expr.assign("env", function(name) {
+                                usesEnv = true;
+                                return null;
+                            });
+                            expr.assign("moment", function(name) {
+                                usesMoment = true;
+                                return null;
+                            });
+                            expr.assign("clone", function(name) {
+                                usesClone = true;
+                                return null;
+                            });
                         } catch(err) {
                             testResultEditor.setValue(RED._("expressionEditor.errors.invalid-expr",{message:err.message}),-1);
                             return;
@@ -284,6 +299,18 @@
                                 testResultEditor.setValue(RED._("expressionEditor.errors.context-unsupported"),-1);
                                 return;
                             }
+                            if (usesEnv) {
+                                testResultEditor.setValue(RED._("expressionEditor.errors.env-unsupported"),-1);
+                                return;
+                            }
+                            if (usesMoment) {
+                                testResultEditor.setValue(RED._("expressionEditor.errors.moment-unsupported"),-1);
+                                return;
+                            }
+                            if (usesClone) {
+                                testResultEditor.setValue(RED._("expressionEditor.errors.clone-unsupported"),-1);
+                                return;
+                            }
 
                             var formattedResult;
                             if (result !== undefined) {