diff --git a/doc/doxygen/Makefile b/doc/doxygen/Makefile
index d001fc024..6d042bf89 100644
--- a/doc/doxygen/Makefile
+++ b/doc/doxygen/Makefile
@@ -22,4 +22,4 @@ latex:
 	( cat riot.doxyfile ; echo "GENERATE_LATEX= yes" ) | doxygen -
 
 clean:
-	-@rm -rf latex man html doxygen_objdb_*.tmp
+	-@rm -rf latex man html doxygen_objdb_*.tmp doxygen_entrydb_*.tmp