diff --git a/spa/plugins/support/logger.c b/spa/plugins/support/logger.c
index 9a20ff241..7d0b14c1f 100644
--- a/spa/plugins/support/logger.c
+++ b/spa/plugins/support/logger.c
@@ -2,12 +2,16 @@
 /* SPDX-FileCopyrightText: Copyright © 2018 Wim Taymans */
 /* SPDX-License-Identifier: MIT */
 
+#include "config.h"
+
 #include <stddef.h>
+#include <stdint.h>
 #include <unistd.h>
 #include <string.h>
 #include <errno.h>
 #include <stdio.h>
 #include <time.h>
+#include <threads.h>
 #include <fnmatch.h>
 
 #include <spa/support/log.h>
@@ -92,6 +96,14 @@ impl_log_logtv(void *object,
 
 	spa_strbuf_append(&msg, "%s[%s]", prefix, levels[level]);
 
+#ifdef HAVE_GETTID
+	static thread_local pid_t tid;
+	if (SPA_UNLIKELY(tid == 0))
+		tid = gettid();
+
+	spa_strbuf_append(&msg, "[%jd]", (intmax_t) tid);
+#endif
+
 	if (impl->local_timestamp) {
 		char buf[64];
 		struct timespec now;