diff --git a/src/app/components/OutfitCanvas.js b/src/app/components/OutfitCanvas.js
index efed0531..1ee4204d 100644
--- a/src/app/components/OutfitCanvas.js
+++ b/src/app/components/OutfitCanvas.js
@@ -213,6 +213,9 @@ export function OutfitCanvasMovie({ librarySrc, zIndex }) {
         const fileName = librarySrc.split("/").pop();
         const fileNameWithoutExtension = fileName.split(".")[0];
         constructorName = fileNameWithoutExtension.replace(/[ -]/g, "");
+        if (constructorName.match(/^[0-9]+$/)) {
+          constructorName = "_" + constructorName;
+        }
       } catch (e) {
         console.error(
           `Movie librarySrc %s did not match expected format: %o`,