diff --git a/share/mk/bsd.sys.mk b/share/mk/bsd.sys.mk
index 0d55b1905e69..f1bc89e2050d 100644
--- a/share/mk/bsd.sys.mk
+++ b/share/mk/bsd.sys.mk
@@ -25,9 +25,6 @@ CFLAGS		+=	-W -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith
 .  if ${WARNS} > 3
 CFLAGS		+=	-Wreturn-type -Wcast-qual -Wwrite-strings -Wswitch -Wshadow -Wcast-align
 .  endif
-.  if ${WARNS} > 4
-CFLAGS		+=	-Wuninitialized
-.  endif
 # BDECFLAGS
 .  if ${WARNS} > 5
 CFLAGS		+=	-ansi -pedantic -Wbad-function-cast -Wchar-subscripts -Winline -Wnested-externs -Wredundant-decls