diff --git a/src/s_sound.cpp b/src/s_sound.cpp
index 32a2456757..035b71c74c 100644
--- a/src/s_sound.cpp
+++ b/src/s_sound.cpp
@@ -1321,7 +1321,7 @@ 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.
diff --git a/src/sound/i_sound.cpp b/src/sound/i_sound.cpp
index c95b0221f2..07cd43a4b6 100644
--- a/src/sound/i_sound.cpp
+++ b/src/sound/i_sound.cpp
@@ -494,6 +494,7 @@ SoundHandle SoundRenderer::LoadSoundVoc(BYTE *sfxdata, int length)
 					break;
 				default: break;
 				}
+				i += blocksize;
 			}
 		}