diff --git a/builder/Makefile b/builder/Makefile
index 1de0a9cd..da56c47f 100644
--- a/builder/Makefile
+++ b/builder/Makefile
@@ -7,7 +7,7 @@ _default:
 	@echo "nothing to make.  try make install"
 
 clean:
-	rm -f *.o *.so *.pyc *~
+	rm -f *.o *.so *.pyc *~ kojidc
 
 
 _install:
diff --git a/cli/Makefile b/cli/Makefile
index fea4906b..605c9eac 100644
--- a/cli/Makefile
+++ b/cli/Makefile
@@ -12,7 +12,7 @@ _default:
 	@echo "nothing to make.  try make install"
 
 clean:
-	rm -f *.o *.so *.pyc *~
+	rm -f *.o *.so *.pyc *~ kojic
 
 install:
 	@if [ "$(DESTDIR)" = "" ]; then \
diff --git a/util/Makefile b/util/Makefile
index c1bcdcb7..3310b513 100644
--- a/util/Makefile
+++ b/util/Makefile
@@ -7,6 +7,7 @@ _default:
 
 clean:
 	rm -f *.o *.so *.pyc *~
+	for b in $(BINFILES); do rm -f $${b}c; done
 
 _install:
 	@if [ "$(DESTDIR)" = "" ]; then \
diff --git a/vm/Makefile b/vm/Makefile
index 13e340cb..4916199a 100644
--- a/vm/Makefile
+++ b/vm/Makefile
@@ -7,7 +7,7 @@ _default:
 	@echo "nothing to make.  try make install"
 
 clean:
-	rm -f *.o *.so *.pyc *~ kojikamid
+	rm -f *.o *.so *.pyc *~ kojikamid kojikamidc kojivmdc
 
 kojikamid: kojikamid.py
 	bash fix_kojikamid.sh >kojikamid