diff --git a/addons/addon-image/src/kitty/KittyGraphicsTypes.ts b/addons/addon-image/src/kitty/KittyGraphicsTypes.ts
index 448ebcc05..4288dd0a4 100644
--- a/addons/addon-image/src/kitty/KittyGraphicsTypes.ts
+++ b/addons/addon-image/src/kitty/KittyGraphicsTypes.ts
@@ -168,7 +168,7 @@ export function parseKittyCommand(data: string): IKittyCommand {
       cmd.deleteSelector = value;
       continue;
     }
-    const numValue = parseInt(value);
+    const numValue = parseInt(value, 10);
     switch (key) {
       case KittyKey.FORMAT: cmd.format = numValue; break;
       case KittyKey.ID: cmd.id = numValue; break;