diff --git a/src/sbbs3/GNUmakefile b/src/sbbs3/GNUmakefile
index 203cdbb4968562726fc93183dd39878e3c4f0798..13525dffa10c6452ecb0878d397394172b7179b9 100644
--- a/src/sbbs3/GNUmakefile
+++ b/src/sbbs3/GNUmakefile
@@ -129,7 +129,7 @@ endif
 ifdef JSLIB
  LIBS	+=	$(JSLIB)
 else
- LIBS	+=	../../lib/mozilla/js/$(os).$(BUILD)/libjs.a
+ LIBS	+=	../../lib/mozilla/js/$(os).$(BUILD)/libjs.a ../../lib/mozilla/nspr/$(os).$(BUILD)/libnspr4.a
 endif
 
 # The following are needed for echocfg (uses UIFC)