diff --git a/mozilla/security/nss/lib/sqlite/manifest.mn b/mozilla/security/nss/lib/sqlite/manifest.mn
index 023ae7c66e8..82c96ef8f2b 100644
--- a/mozilla/security/nss/lib/sqlite/manifest.mn
+++ b/mozilla/security/nss/lib/sqlite/manifest.mn
@@ -41,7 +41,7 @@ MODULE = nss
 LIBRARY_NAME = sqlite
 LIBRARY_VERSION = 3
 MAPFILE = $(OBJDIR)/sqlite.def
-DEFINES += -DTHREADSAFE=1
+DEFINES += -DSQLITE_THREADSAFE=1
 
 EXPORTS = \
 	$(NULL)