diff --git a/none/tests/Makefile.am b/none/tests/Makefile.am
index 1cc18afc0..de9e123fc 100644
--- a/none/tests/Makefile.am
+++ b/none/tests/Makefile.am
@@ -185,6 +185,7 @@ manythreads_LDADD	= -lpthread
 if VGCONF_OS_IS_DARWIN
  nestedfns_CFLAGS	= $(AM_CFLAGS) -fnested-functions
 else
+ nestedfns_CFLAGS	= $(AM_CFLAGS)
  mq_LDADD		= -lrt
 endif
 pth_atfork1_LDADD	= -lpthread