diff --git a/ckanext-theme_hft/ckanext/theme_hft/assets/webassets.yml b/ckanext-theme_hft/ckanext/theme_hft/assets/webassets.yml
index c52403a9c948fa02b8d1655ea7c550684c3e820d..bb2d5ac8e1a62740fcec27532fb76ed85deac8db 100644
--- a/ckanext-theme_hft/ckanext/theme_hft/assets/webassets.yml
+++ b/ckanext-theme_hft/ckanext/theme_hft/assets/webassets.yml
@@ -1,4 +1,4 @@
-theme:
+theme-hft:
   filters: cssrewrite
   output: assets/%(version)s_theme.css
   contents: theme.css