diff --git a/src/mod/applications/mod_spandsp/Makefile.am b/src/mod/applications/mod_spandsp/Makefile.am
index 61ae45a416..60cc0068c5 100644
--- a/src/mod/applications/mod_spandsp/Makefile.am
+++ b/src/mod/applications/mod_spandsp/Makefile.am
@@ -4,6 +4,6 @@ MODNAME=mod_spandsp
 mod_LTLIBRARIES = mod_spandsp.la
 mod_spandsp_la_SOURCES  = mod_spandsp.c udptl.c mod_spandsp_fax.c mod_spandsp_dsp.c mod_spandsp_codecs.c mod_spandsp_modem.c
 mod_spandsp_la_CFLAGS   = $(AM_CFLAGS) 
-mod_spandsp_la_CPPFLAGS = $(SPANDSL_CFLAGS) -I.
+mod_spandsp_la_CPPFLAGS = $(SPANDSP_CFLAGS) -I.
 mod_spandsp_la_LIBADD   = $(switch_builddir)/libfreeswitch.la $(SPANDSP_LIBS) -ljpeg -lz -ltiff
 mod_spandsp_la_LDFLAGS  = -avoid-version -module -no-undefined -shared