diff --git a/tools/perf/util/jitdump.h b/tools/perf/util/jitdump.h
index c6b9b67f43bfbbbcec0d1ae06f11aab17aa9d4ce..f2c3823cc81a40c0b74f9ef3118665f826c701d0 100644
--- a/tools/perf/util/jitdump.h
+++ b/tools/perf/util/jitdump.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * jitdump.h: jitted code info encapsulation file format
  *