diff --git a/libctru/include/3ds/ndsp/channel.h b/libctru/include/3ds/ndsp/channel.h
index 7cadd2d..e5b0f13 100644
--- a/libctru/include/3ds/ndsp/channel.h
+++ b/libctru/include/3ds/ndsp/channel.h
@@ -159,9 +159,9 @@ void ndspChnSetMix(int id, float mix[12]);
 /**
  * @brief Gets the mix parameters (volumes) of a channel.
  * @param id ID of the channel (0..23)
- * @return The mix parameters. See \ref ndspChnSetMix.
+ * @param mix Mix parameters to write out to. See \ref ndspChnSetMix.
  */
-float* ndspChnGetMix(int id);
+void ndspChnGetMix(int id, float* mix[12]);
 
 /**
  * @brief Sets the DSPADPCM coefficients of a channel.
diff --git a/libctru/source/ndsp/ndsp-channel.c b/libctru/source/ndsp/ndsp-channel.c
index b2ac176..7449e60 100644
--- a/libctru/source/ndsp/ndsp-channel.c
+++ b/libctru/source/ndsp/ndsp-channel.c
@@ -153,10 +153,10 @@ void ndspChnSetMix(int id, float mix[12])
 	LightLock_Unlock(&chn->lock);
 }
 
-float* ndspChnGetMix(int id)
+void ndspChnGetMix(int id, float mix[12])
 {
     ndspChnSt* chn = &ndspChn[id];
-    return chn->mix;
+    memcpy(mix, chn->mix, sizeof(mix));
 }
 
 void ndspChnSetAdpcmCoefs(int id, u16 coefs[16])