diff --git a/src/beamercolorthememoloch.dtx b/src/beamercolorthememoloch.dtx
index e97f0a2..2c1670c 100644
--- a/src/beamercolorthememoloch.dtx
+++ b/src/beamercolorthememoloch.dtx
@@ -191,6 +191,7 @@
     bg=normal text.bg!80!fg
   }
   \setbeamercolor{block body}{%
+    use=block title,
     bg=block title.bg!50!normal text.bg
   }
   \setbeamercolor{block title alerted}{%