diff --git a/tools/perf/util/dso.c b/tools/perf/util/dso.c
index c2f7d3b90966a66fb5d628e933d92fb83325a582..a8b3f18db1a599c7764342bab23d0063d6b40e86 100644
--- a/tools/perf/util/dso.c
+++ b/tools/perf/util/dso.c
@@ -240,7 +240,7 @@ static int do_open(char *name)
 		if (fd >= 0)
 			return fd;
 
-		pr_debug("dso open failed, mmap: %s\n",
+		pr_debug("dso open failed: %s\n",
 			 strerror_r(errno, sbuf, sizeof(sbuf)));
 		if (!dso__data_open_cnt || errno != EMFILE)
 			break;