diff --git a/tests/trau_sync/trau_sync_test.c b/tests/trau_sync/trau_sync_test.c
index 392a236..d804b3e 100644
--- a/tests/trau_sync/trau_sync_test.c
+++ b/tests/trau_sync/trau_sync_test.c
@@ -79,6 +79,7 @@
 int main(int argc, char **argv)
 {
 	osmo_init_logging2(NULL, NULL);
+	log_set_use_color(osmo_stderr_target, 0);
 	osmo_fsm_log_addr(false);
 	log_set_print_filename2(osmo_stderr_target, LOG_FILENAME_NONE);
 	test_body();
diff --git a/tests/trau_sync/trau_sync_test.err b/tests/trau_sync/trau_sync_test.err
index f3eac3c..7e4a24a 100644
--- a/tests/trau_sync/trau_sync_test.err
+++ b/tests/trau_sync/trau_sync_test.err
@@ -1,15 +1,14 @@
 <0000> trau_sync(test){WAIT_FRAME_ALIGN}: Allocated
-[0;m<0000> trau_sync(test){WAIT_FRAME_ALIGN}: Received Event RX_BITS
-[0;m<0000> trau_sync(test){WAIT_FRAME_ALIGN}: Received Event RX_BITS
-[0;m<0000> trau_sync(test){WAIT_FRAME_ALIGN}: Received Event RX_BITS
-[0;m<0000> trau_sync(test){WAIT_FRAME_ALIGN}: state_chg to FRAME_ALIGNED
-[0;m<0000> trau_sync(test){FRAME_ALIGNED}: Received Event RX_BITS
-[0;m<0000> trau_sync(test){FRAME_ALIGNED}: Received Event RX_BITS
-[0;m<0000> trau_sync(test){FRAME_ALIGNED}: Received Event RX_BITS
-[0;m<0000> trau_sync(test){FRAME_ALIGNED}: Received Event RX_BITS
-[0;m<0000> trau_sync(test){FRAME_ALIGNED}: Received Event RX_BITS
-[0;m<0000> trau_sync(test){FRAME_ALIGNED}: Received Event RX_BITS
-[0;m<0000> trau_sync(test){FRAME_ALIGNED}: Received Event RX_BITS
-[0;m<0000> trau_sync(test){FRAME_ALIGNED}: state_chg to FRAME_ALIGNMENT_LOST
-[0;m<0000> trau_sync(test){FRAME_ALIGNMENT_LOST}: Received Event RX_BITS
-[0;m
\ No newline at end of file
+<0000> trau_sync(test){WAIT_FRAME_ALIGN}: Received Event RX_BITS
+<0000> trau_sync(test){WAIT_FRAME_ALIGN}: Received Event RX_BITS
+<0000> trau_sync(test){WAIT_FRAME_ALIGN}: Received Event RX_BITS
+<0000> trau_sync(test){WAIT_FRAME_ALIGN}: state_chg to FRAME_ALIGNED
+<0000> trau_sync(test){FRAME_ALIGNED}: Received Event RX_BITS
+<0000> trau_sync(test){FRAME_ALIGNED}: Received Event RX_BITS
+<0000> trau_sync(test){FRAME_ALIGNED}: Received Event RX_BITS
+<0000> trau_sync(test){FRAME_ALIGNED}: Received Event RX_BITS
+<0000> trau_sync(test){FRAME_ALIGNED}: Received Event RX_BITS
+<0000> trau_sync(test){FRAME_ALIGNED}: Received Event RX_BITS
+<0000> trau_sync(test){FRAME_ALIGNED}: Received Event RX_BITS
+<0000> trau_sync(test){FRAME_ALIGNED}: state_chg to FRAME_ALIGNMENT_LOST
+<0000> trau_sync(test){FRAME_ALIGNMENT_LOST}: Received Event RX_BITS