diff --git a/NEWS b/NEWS
index fa4954baa..25181d973 100644
--- a/NEWS
+++ b/NEWS
@@ -1,4 +1,5 @@
 ver 0.21.24 (not yet released)
+* fix unit test failure
 
 ver 0.21.23 (2020/04/23)
 * protocol
diff --git a/src/player/CrossFade.cxx b/src/player/CrossFade.cxx
index beb9b18a5..b31610e66 100644
--- a/src/player/CrossFade.cxx
+++ b/src/player/CrossFade.cxx
@@ -62,7 +62,7 @@ mixramp_interpolate(const char *ramp_list, float required_db) noexcept
 			++ramp_list;
 
 		/* Check for exact match. */
-		if (db >= required_db) {
+		if (db == required_db) {
 			return duration;
 		}