diff --git a/src/info.c b/src/info.c
index 7521c94840c49ed955a20c9af174ae008fe52fd0..0583ac549b2f6f91c47226e94e8a19ea8b438957 100644
--- a/src/info.c
+++ b/src/info.c
@@ -4271,7 +4271,7 @@ mobjinfo_t mobjinfo[NUMMOBJTYPES] =
 		S_DETON1,       // spawnstate
 		1,              // spawnhealth
 		S_DETON2,       // seestate
-		sfx_kc57,       // seesound
+		sfx_s3k86,      // seesound -- sfx_kc57 for a self-propelled deton...
 		1,              // reactiontime
 		sfx_deton,      // attacksound
 		S_NULL,         // painstate