diff --git a/tests/testsuite.at b/tests/testsuite.at
index 515ffa0..f384655 100644
--- a/tests/testsuite.at
+++ b/tests/testsuite.at
@@ -26,6 +26,12 @@
 AT_CHECK([$abs_top_builddir/tests/bsc/bsc_test], [], [expout], [ignore])
 AT_CLEANUP
 
+AT_SETUP([codec_pref])
+AT_KEYWORDS([codec_pref])
+cat $abs_srcdir/codec_pref/codec_pref_test.ok > expout
+AT_CHECK([$abs_top_builddir/tests/codec_pref/codec_pref_test], [], [expout], [ignore])
+AT_CLEANUP
+
 AT_SETUP([nanobts_omlattr])
 AT_KEYWORDS([nanobts_omlattr])
 cat $abs_srcdir/nanobts_omlattr/nanobts_omlattr_test.ok > expout