diff --git a/docs/Makefile b/docs/Makefile
index 5e14fac..406d3e4 100644
--- a/docs/Makefile
+++ b/docs/Makefile
@@ -78,9 +78,7 @@
 
 regendoc:
 	$(Echo) Building doxygen documentation
-	$(Verb) if test -e $(PROJ_OBJ_DIR)/doxygen ; then \
-	  $(RM) -rf $(PROJ_OBJ_DIR)/doxygen ; \
-	fi
+	$(Verb) $(RM) -rf $(PROJ_OBJ_DIR)/doxygen
 	$(Verb) $(DOXYGEN) $(PROJ_OBJ_DIR)/doxygen.cfg
 
 $(PROJ_OBJ_DIR)/doxygen.tar.gz: $(DOXYFILES) $(PROJ_OBJ_DIR)/doxygen.cfg