1 files changed, 1 insertions, 1 deletions
diff --git a/Alc/ALc.c b/Alc/ALc.c
index c1b698cc..08013b87 100644
--- a/Alc/ALc.c
+++ b/Alc/ALc.c
@@ -2833,7 +2833,7 @@ ALC_API ALCdevice* ALC_APIENTRY alcOpenDevice(const ALCchar *deviceName)
 
     if(DefaultEffect.type != AL_EFFECT_NULL)
     {
-        device->DefaultSlot = (ALeffectslot*)((ALintptrEXT)(device+1)&~15);
+        device->DefaultSlot = (ALeffectslot*)(((ALintptrEXT)(device+1)+15)&~15);
         if(InitEffectSlot(device->DefaultSlot) != AL_NO_ERROR)
         {
             device->DefaultSlot = NULL;