diff --git a/tc/Makefile b/tc/Makefile
index b2ca1655..00abb7f3 100644
--- a/tc/Makefile
+++ b/tc/Makefile
@@ -119,7 +119,7 @@ install: all
 
 clean:
 	rm -f $(TCOBJ) $(TCLIB) libtc.a tc *.so emp_ematch.yacc.h; \
-	rm -f emp_ematch.yacc.output
+	rm -f emp_ematch.yacc.*
 
 q_atm.so: q_atm.c
 	$(CC) $(CFLAGS) $(LDFLAGS) -shared -fpic -o q_atm.so q_atm.c -latm