diff --git a/asciinema/entrypoint-wrapper.sh b/asciinema/entrypoint-wrapper.sh
index 59afca2..9974e2f 100755
--- a/asciinema/entrypoint-wrapper.sh
+++ b/asciinema/entrypoint-wrapper.sh
@@ -10,6 +10,11 @@ if [ -f /opt/app/lib/asciinema-1.0.0/priv/static/assets/custom.css ]; then
   if [ -n "$CSS_FILE" ]; then
     cat /opt/app/lib/asciinema-1.0.0/priv/static/assets/custom.css >> "$CSS_FILE"
     echo "Custom CSS injected successfully"
+
+    # Remove pre-compressed .gz files so updated CSS is served
+    rm -f /opt/app/lib/asciinema-1.0.0/priv/static/assets/app.css.gz
+    rm -f /opt/app/lib/asciinema-1.0.0/priv/static/assets/app-*.css.gz
+    echo "Removed pre-compressed CSS files to force serving updated version"
   fi
 fi