diff --git a/binder/environment.yml b/binder/environment.yml
index f56d4a7..6a90ccb 100644
--- a/binder/environment.yml
+++ b/binder/environment.yml
@@ -6,4 +6,4 @@ channels:
 dependencies:
 - jupyterlab=3
 - pip:
-  - jupyterlab-cell-flash==0.3.0
+  - jupyterlab-cell-flash==0.3.1
diff --git a/package.json b/package.json
index fefc9da..9387313 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "jupyterlab-cell-flash",
-  "version": "0.3.0",
+  "version": "0.3.1",
   "description": "JupyterLab extension to show a flash effect when a cell is executed",
   "keywords": [
     "jupyter",