diff --git a/src/s_sound.cpp b/src/s_sound.cpp
index a549215009..9f4c83e011 100644
--- a/src/s_sound.cpp
+++ b/src/s_sound.cpp
@@ -1322,7 +1322,7 @@ sfxinfo_t *S_LoadSound(sfxinfo_t *sfx)
 			// If the sound is voc, use the custom loader.
 			if (strncmp ((const char *)sfxstart, "Creative Voice File", 19) == 0)
 			{
-				sfx->data = GSnd->LoadSoundVoc(sfxstart, len);
+				sfx->data = GSnd->LoadSoundVoc(sfxstart, size);
 			}
 			// If the sound is raw, just load it as such.
 			// Otherwise, try the sound as DMX format.