diff --git a/mozilla/config/rules.mk b/mozilla/config/rules.mk
index dd9f05a1b07..4d6e386489f 100644
--- a/mozilla/config/rules.mk
+++ b/mozilla/config/rules.mk
@@ -436,6 +436,12 @@ endif
 endif
 endif
 
+ifeq ($(OS_ARCH),FreeBSD)
+ifdef IS_COMPONENT
+EXTRA_DSO_LDOPTS += -Wl,-Bsymbolic
+endif
+endif
+
 ifeq ($(OS_ARCH),NetBSD)
 ifneq (,$(filter arc cobalt hpcmips mipsco newsmips pmax sgimips,$(OS_TEST)))
 ifeq ($(MODULE),layout)