diff --git a/src/components/CodeEditor/index.tsx b/src/components/CodeEditor/index.tsx
index 957542c64f..0f669a2c63 100644
--- a/src/components/CodeEditor/index.tsx
+++ b/src/components/CodeEditor/index.tsx
@@ -86,6 +86,7 @@ export function CodeEditor({
     // default paste event handler type is just Event, which is inaccurate, hence we
     // are overriding it here, so we can use ClipboardEvent, which is more
     // accurate and allows us to access clipboardData safely
+    // @ts-ignore
     window.addEventListener("paste", (e: ClipboardEvent) => {
       if (editorWrapper.current?.id === document.activeElement?.id && monaco) {
         e.preventDefault();
@@ -123,7 +124,7 @@ export function CodeEditor({
       return;
     }
     const schemaFileName = `${schemaFilePrefix}.spec.schema.json`;
-    configureMonacoYaml(monaco, {
+    const yaml = configureMonacoYaml(monaco, {
       enableSchemaRequest: true,
       hover: true,
       completion: true,
@@ -138,6 +139,14 @@ export function CodeEditor({
         }
       ]
     });
+
+    // on unmount, we need to remove the schema for the editor to avoid memory
+    // leak, as the schema is stored in the global monaco object
+    return () => {
+      yaml.update({
+        schemas: []
+      });
+    };
   }, [language, monaco, schemaFilePrefix]);
 
   useEffect(() => {