diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index 6ddbf4427c60..21d3e328899b 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -987,6 +987,7 @@ static int maps__split_kallsyms(struct maps *kmaps, struct dso *dso, u64 delta,
 				dso__put(ndso);
 				return -1;
 			}
+			dso__put(ndso);
 			++kernel_range;
 		} else if (delta) {
 			/* Kernel was relocated at boot time */