diff --git a/sox/Makefile.am b/sox/Makefile.am

index 55a8b70..4963dd1 100644

--- a/sox/Makefile.am

+++ b/sox/Makefile.am

@@ -2,8 +2,8 @@

 ACLOCAL_AMFLAGS = -I m4

-SUBDIRS = lpc10 libgsm src

-DIST_SUBDIRS = lpc10 libgsm src

+SUBDIRS = lpc10 src

+DIST_SUBDIRS = lpc10 src

 RM = rm -f

diff --git a/sox/configure.ac b/sox/configure.ac

index c769e59..6c9b95b 100755

--- a/sox/configure.ac

+++ b/sox/configure.ac

@@ -412,7 +412,7 @@ AC_SUBST(LADSPA_PATH)

 dnl Generate output files.

 AX_CREATE_STDINT_H(src/soxstdint.h)

-AC_CONFIG_FILES(Makefile src/Makefile libgsm/Makefile lpc10/Makefile)

+AC_CONFIG_FILES(Makefile src/Makefile lpc10/Makefile)

 AC_OUTPUT

 if test "$found_libgsm" = "yes"; then

diff --git a/sox/src/gsm.c b/sox/src/gsm.c

index e1a8e63..54fb134 100644

--- a/sox/src/gsm.c

+++ b/sox/src/gsm.c

@@ -29,7 +29,7 @@

 #include "sox_i.h"

 #ifdef EXTERNAL_GSM

-#include <gsm/gsm.h>

+#include <gsm.h>

 #else

 #include "../libgsm/gsm.h"

 #endif

diff --git a/sox/src/wav.c b/sox/src/wav.c

index ec917bb..4a478a1 100644

--- a/sox/src/wav.c

+++ b/sox/src/wav.c

@@ -24,7 +24,7 @@

 #include "ima_rw.h"

 #include "adpcm.h"

 #ifdef EXTERNAL_GSM

-#include <gsm/gsm.h>

+#include <gsm.h>

 #else

 #include "../libgsm/gsm.h"

 #endif