diff --git a/include/sf64audio_provisional.h b/include/sf64audio_provisional.h
index 6e463203..631895b5 100644
--- a/include/sf64audio_provisional.h
+++ b/include/sf64audio_provisional.h
@@ -1187,7 +1187,7 @@ extern u16 gHaasEffectDelaySizes[64];
 extern EnvelopePoint gDefaultEnvelope[];
 extern NoteSubEu gZeroNoteSub;
 extern NoteSubEu gDefaultNoteSub;
-extern s16 D_800DD200[];
+extern s16 gD_800DD200[];
 extern f32 gHeadsetPanVolume[128];
 extern f32 gStereoPanVolume[128];
 extern f32 gDefaultPanVolume[128];
diff --git a/src/audio/audio_synthesis.c b/src/audio/audio_synthesis.c
index 93b9ad60..9f7db3bc 100644
--- a/src/audio/audio_synthesis.c
+++ b/src/audio/audio_synthesis.c
@@ -916,10 +916,10 @@ Acmd* func_8000A700(s32 noteIndex, NoteSubEu* noteSub, NoteSynthesisState* synth
             if ((bookSample->codec == 0) && (currentBook != bookSample->book->book)) {
                 switch (noteSub->bitField1.bookOffset) {
                     case 1:
-                        currentBook = &D_800DD200[1];
+                        currentBook = &gD_800DD200[1];
                         break;
                     case 2:
-                        currentBook = &D_800DD200[2];
+                        currentBook = &gD_800DD200[2];
                         break;
                     default:
                     case 3: