diff --git a/hs20/client/osu_client.c b/hs20/client/osu_client.c
index ea269ab..a439bde 100644
--- a/hs20/client/osu_client.c
+++ b/hs20/client/osu_client.c
@@ -2495,7 +2495,7 @@
 
 	xml_node_get_text_free(ctx->xml, sub_rem_uri);
 	xml_node_get_text_free(ctx->xml, cred_username);
-	os_free(cred_password);
+	str_clear_free(cred_password);
 	xml_node_free(ctx->xml, pps);
 }
 
@@ -2642,7 +2642,7 @@
 
 	xml_node_get_text_free(ctx->xml, uri);
 	xml_node_get_text_free(ctx->xml, cred_username);
-	os_free(cred_password);
+	str_clear_free(cred_password);
 	xml_node_free(ctx->xml, pps);
 
 	return 0;