diff --git a/libsofia-sip-ua/stun/Makefile.am b/libsofia-sip-ua/stun/Makefile.am
index ee57f9d25b28dc4985de42df911e9393c3daad80..c001b58acda73fa9e752c210793560138692c021 100644
--- a/libsofia-sip-ua/stun/Makefile.am
+++ b/libsofia-sip-ua/stun/Makefile.am
@@ -16,14 +16,14 @@ INCLUDES = 		-I$(srcdir)/../su
 # Build targets
 
 if HAVE_TLS
-stun_lib_targets = 	libstun.la
+stun_lib_sources = 	stun.c stun_common.c
 stun_prog_targets =     stunc torture_stun
 else
 stun_lib_targets = 
 stun_prog_targets =
 endif
 
-noinst_LTLIBRARIES = 	${stun_lib_targets}
+noinst_LTLIBRARIES = 	libstun.la
 noinst_PROGRAMS = 	${stun_prog_targets}
 
 # ----------------------------------------------------------------------
@@ -31,7 +31,7 @@ noinst_PROGRAMS = 	${stun_prog_targets}
 
 include_HEADERS = 	stun.h stun_common.h stun_tag.h
 
-libstun_la_SOURCES = 	stun.c stun_common.c \
+libstun_la_SOURCES = 	$(stun_lib_sources) \
 			stun_tag.c stun_tag_ref.c 
 
 BUILT_SOURCES =		stun_tag_ref.c