diff --git a/network/cache/Makefile b/network/cache/Makefile
index 7b92000f1a1c..a3c9b7148f32 100644
--- a/network/cache/Makefile
+++ b/network/cache/Makefile
@@ -30,7 +30,7 @@ CSRCS		= \
 
 EXPORTS= netcache.h mkcache.h mkmemcac.h extcache.h
 
-REQUIRES	= network nspr2 dbm util pref js java fileurl security layer img
+REQUIRES	= network nspr2 dbm util pref js java fileurl security layer img jtools
 
 include $(DEPTH)/config/rules.mk
 
diff --git a/network/cache/makefile.win b/network/cache/makefile.win
index 4d8a3da199e9..4368f05b35c2 100644
--- a/network/cache/makefile.win
+++ b/network/cache/makefile.win
@@ -83,7 +83,8 @@ LINCS= \
     -I$(XPDIST)\public\js 	\
     -I$(XPDIST)\public\java 	\
     -I$(XPDIST)\public\fileurl 	\
-    -I$(XPDIST)\public\security 
+    -I$(XPDIST)\public\security \
+    -I$(XPDIST)\public\jtools
 #!endif
 
 include <$(DEPTH)\config\rules.mak>