diff --git a/src/mod/endpoints/mod_gsmopen/Makefile.am b/src/mod/endpoints/mod_gsmopen/Makefile.am
index b18a665421..e7c20f257c 100644
--- a/src/mod/endpoints/mod_gsmopen/Makefile.am
+++ b/src/mod/endpoints/mod_gsmopen/Makefile.am
@@ -1,19 +1,9 @@
 include $(top_srcdir)/build/modmake.rulesam
 MODNAME=mod_gsmopen
 
-SPANDSP_DIR=$(switch_srcdir)/libs/spandsp
-SPANDSP_BUILDDIR=$(switch_builddir)/libs/spandsp
-SPANDSP_LA=$(SPANDSP_BUILDDIR)/src/libspandsp.la
-
 mod_LTLIBRARIES = mod_gsmopen.la
 mod_gsmopen_la_SOURCES  = mod_gsmopen.cpp gsmopen_protocol.cpp 
 mod_gsmopen_la_CXXFLAGS = $(SWITCH_AM_CXXFLAGS)
-mod_gsmopen_la_CPPFLAGS = -I$(SPANDSP_DIR)/src -I$(SPANDSP_BUILDDIR)/src -I.
-mod_gsmopen_la_LIBADD   = $(switch_builddir)/libfreeswitch.la $(SPANDSP_LA)
+mod_gsmopen_la_CPPFLAGS = $(SPANDSP_CFLAGS) -I.
+mod_gsmopen_la_LIBADD   = $(switch_builddir)/libfreeswitch.la $(SPANDSP_LIBS)
 mod_gsmopen_la_LDFLAGS  = -avoid-version -module -no-undefined -lctb-0.16 -lgsmme
-
-BUILT_SOURCES = $(SPANDSP_LA)
-
-$(SPANDSP_LA): $(SPANDSP_DIR) $(SPANDSP_DIR)/.update
-	cd $(SPANDSP_BUILDDIR) && $(MAKE) CPPFLAGS="$(CPPFLAGS)" CFLAGS="$(CFLAGS)"
-	$(TOUCH_TARGET)