diff --git a/mediastreamer2 b/mediastreamer2
index 9851fe87f..4bce1692e 160000
--- a/mediastreamer2
+++ b/mediastreamer2
@@ -1 +1 @@
-Subproject commit 9851fe87fea2d3afe713a33762516c1cb853922a
+Subproject commit 4bce1692e7d60dce23f99cf3507fd9ae364674d5
diff --git a/tester/common/bc_tester_utils.c b/tester/common/bc_tester_utils.c
index 2e00f3030..dd9b99b79 100644
--- a/tester/common/bc_tester_utils.c
+++ b/tester/common/bc_tester_utils.c
@@ -377,7 +377,7 @@ static void detect_res_prefix(const char* prog) {
 		}
 		if (bc_tester_writable_dir_prefix == NULL) {
 			printf("Writable directory set to %s\n", prefix);
-			bc_tester_set_resource_dir_prefix(prefix);
+			bc_tester_set_writable_dir_prefix(prefix);
 		}
 		free(prefix);
 	} else if (bc_tester_resource_dir_prefix == NULL || bc_tester_writable_dir_prefix == NULL) {