diff --git a/src/sounds.c b/src/sounds.c
index 596ed74f2..48f929b73 100644
--- a/src/sounds.c
+++ b/src/sounds.c
@@ -528,7 +528,7 @@ sfxinfo_t S_sfx[NUMSFX] =
   {"s3k83",  false,  64,  0, -1, NULL, 0,        -1,  -1, LUMPERROR, "Collapsing"},
   {"s3k84",  false,  64,  0, -1, NULL, 0,        -1,  -1, LUMPERROR, "Powering up"},
   {"s3k85",  false,  64,  0, -1, NULL, 0,        -1,  -1, LUMPERROR, "Powering down"},
-  {"s3k86",  false,  64,  0, -1, NULL, 0,        -1,  -1, LUMPERROR, "Alarm"},
+  {"s3k86",  false, 128,  8, -1, NULL, 0,        -1,  -1, LUMPERROR, "Alarm"},
   {"s3k87",  false,  64,  0, -1, NULL, 0,        -1,  -1, LUMPERROR, "Bounce"},
   {"s3k88",  false,  64,  0, -1, NULL, 0,        -1,  -1, LUMPERROR, "Metallic squeak"},
   {"s3k89",  false,  64,  0, -1, NULL, 0,        -1,  -1, LUMPERROR, "Advanced tech"},