diff --git a/util/ceg/util/make_as b/util/ceg/util/make_as
index 2f590d56..473287c5 100644
--- a/util/ceg/util/make_as
+++ b/util/ceg/util/make_as
@@ -27,7 +27,7 @@ all:	back ceg ce
 	make -f ce_makefile ce.a
 
 clean:
-	rm -rf ce back ceg *.a Out
+	rm -rf ce back ceg ce.a back.a Out
 
 dclean:
 	rm -rf ce back ceg Out
diff --git a/util/ceg/util/make_obj b/util/ceg/util/make_obj
index 53c5e36a..335b2089 100644
--- a/util/ceg/util/make_obj
+++ b/util/ceg/util/make_obj
@@ -27,7 +27,7 @@ all:    back ceg ce
         make -f ce_makefile ce.a
          
 clean:
-        rm -rf ce back ceg *.a Out 
+        rm -rf ce back ceg ce.a back.a Out 
          
 dclean:
         rm -rf ce back ceg Out
diff --git a/util/ceg/util/make_own b/util/ceg/util/make_own
index 1998c47c..c1b17071 100644
--- a/util/ceg/util/make_own
+++ b/util/ceg/util/make_own
@@ -24,10 +24,10 @@ all:    back ceg ce
         make -f ce_makefile ce.a
          
 clean:
-        rm -rf ce back ceg *.a Out 
+        rm -rf ce ceg ce.a back.a Out 
          
 dclean:
-        rm -rf ce back ceg Out
+        rm -rf ce ceg Out
 
 ce : ceg/ceg
 	mkdir ce