diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h
index 0c9926cfb292..0c581d0d5eb6 100644
--- a/tools/perf/util/evsel.h
+++ b/tools/perf/util/evsel.h
@@ -91,6 +91,11 @@ struct perf_evsel {
 	char			*group_name;
 };
 
+union u64_swap {
+	u64 val64;
+	u32 val32[2];
+};
+
 #define hists_to_evsel(h) container_of(h, struct perf_evsel, hists)
 
 struct cpu_map;
diff --git a/tools/perf/util/types.h b/tools/perf/util/types.h
index c51fa6b70a28..5f3689a3d085 100644
--- a/tools/perf/util/types.h
+++ b/tools/perf/util/types.h
@@ -16,9 +16,4 @@ typedef signed short	   s16;
 typedef unsigned char	   u8;
 typedef signed char	   s8;
 
-union u64_swap {
-	u64 val64;
-	u32 val32[2];
-};
-
 #endif /* __PERF_TYPES_H */