diff --git a/SysBuild/security/nss b/SysBuild/security/nss
index 2c7aa67..b915787 100644
--- a/SysBuild/security/nss
+++ b/SysBuild/security/nss
@@ -76,6 +76,8 @@ premk() {
 	sed -i "s%\(CC.*= gcc\)%\1 -I /usr/X11R7/include/nspr%" mozilla/security/coreconf/Linux.mk
 	sed -i "s%^\(OS_LIBS.*$\)%\1 -L/usr/X11R7/lib%" mozilla/security/coreconf/Linux.mk
 	sed -i "s/clobber_nspr//" mozilla/security/nss/Makefile
+	cp mozilla/security/coreconf/Linux2.6.mk mozilla/security/coreconf/Linux3.0.mk
+	cp mozilla/security/coreconf/Linux2.6.mk mozilla/security/coreconf/Linux3.1.mk
 }
 
 mk32() {