diff --git a/src/public/app/services/validation_error.js b/src/public/app/services/validation_error.js
deleted file mode 100644
index 6d3423e6c..000000000
--- a/src/public/app/services/validation_error.js
+++ /dev/null
@@ -1,7 +0,0 @@
-export default class ValidationError {
-    constructor(resp) {
-        for (const key in resp) {
-            this[key] = resp[key];
-        }
-    }
-}
\ No newline at end of file
diff --git a/src/public/app/services/validation_error.ts b/src/public/app/services/validation_error.ts
new file mode 100644
index 000000000..a37841a89
--- /dev/null
+++ b/src/public/app/services/validation_error.ts
@@ -0,0 +1,7 @@
+export default class ValidationError {
+    constructor(resp: Record<string, string | number>) {
+        for (const key in resp) {
+            (this as any)[key] = resp[key];
+        }
+    }
+}
\ No newline at end of file