diff --git a/src/sdl/mixer_sound.c b/src/sdl/mixer_sound.c
index 004c60605..6d485179a 100644
--- a/src/sdl/mixer_sound.c
+++ b/src/sdl/mixer_sound.c
@@ -390,7 +390,7 @@ void *I_GetSfx(sfxinfo_t *sfx)
 					gme_track_info(emu, &info, 0);
 
 					len = (info->play_length * 441 / 10) << 2;
-					mem = malloc(len);
+					mem = Z_Malloc(len, PU_SOUND, 0);
 					gme_play(emu, len >> 1, mem);
 					gme_free_info(info);
 					gme_delete(emu);
@@ -463,7 +463,7 @@ void *I_GetSfx(sfxinfo_t *sfx)
 		gme_track_info(emu, &info, 0);
 
 		len = (info->play_length * 441 / 10) << 2;
-		mem = malloc(len);
+		mem = Z_Malloc(len, PU_SOUND, 0);
 		gme_play(emu, len >> 1, mem);
 		gme_free_info(info);
 		gme_delete(emu);