diff --git a/zsnes/src/video/copyvid.inc b/zsnes/src/video/copyvid.inc
index 442e61c0..464a668c 100644
--- a/zsnes/src/video/copyvid.inc
+++ b/zsnes/src/video/copyvid.inc
@@ -3010,8 +3010,11 @@ NEWSYM copyvesa2640x480x16b
     add esi,16*2+256*2+32*2
     xor eax,eax
     ; Check if interpolation mode
+    cmp byte[FilteredGUI],1
+    je .yi
     cmp byte[GUIOn],1
     je .nointerp
+.yi
     cmp byte[FPUCopy],2
     jne .nommx
     cmp byte[newgfx16b],0
diff --git a/zsnes/src/video/procvid.asm b/zsnes/src/video/procvid.asm
index 84e62c98..76b7d188 100644
--- a/zsnes/src/video/procvid.asm
+++ b/zsnes/src/video/procvid.asm
@@ -53,7 +53,7 @@ EXTSYM ClearScreenSkip,debugdisble,cmovietimeint
 EXTSYM ChatNick
 EXTSYM StringLength
 EXTSYM chatstrLt
-EXTSYM GUIOn,HalfTrans
+EXTSYM GUIOn,FilteredGUI,HalfTrans
 EXTSYM ClearScreen
 EXTSYM Mode7HiRes,mosenng,mosszng,intrlng,mode7hr ;,VESAAddr
 EXTSYM GUICPC, newgfx16b