diff --git a/components/.gitignore b/components/.gitignore
index 242a7a60..220a83c7 100644
--- a/components/.gitignore
+++ b/components/.gitignore
@@ -3,4 +3,4 @@
 /test/
 /build/
 custom-elements.json
-
+components.iml
diff --git a/components/src/storybook-declarations.d.ts b/components/src/storybook-declarations.d.ts
new file mode 100644
index 00000000..3d6de38c
--- /dev/null
+++ b/components/src/storybook-declarations.d.ts
@@ -0,0 +1,2 @@
+declare module '@storybook/addon-actions/decorator';
+// remove this file, once storybook has fixed https://github.com/storybookjs/storybook/issues/21887