diff --git a/libgambatte/src/video.cpp b/libgambatte/src/video.cpp
index f1075178ce..81f6b1e7c5 100644
--- a/libgambatte/src/video.cpp
+++ b/libgambatte/src/video.cpp
@@ -291,12 +291,11 @@ bool LCD::vramReadable(unsigned long const cc) {
 }
 
 bool LCD::vramExactlyReadable(unsigned long const cc) {
-	bool currentVramExactlyReadable = (cc + 2 == m0TimeOfCurrentLine(cc));
 	bool vramAlreadyExactlyRead = vramHasBeenExactlyRead;
-	if (currentVramExactlyReadable) {
+	if ((cc + 2 + isDoubleSpeed() > m0TimeOfCurrentLine(cc)) && (cc + 2 + isDoubleSpeed() < m0TimeOfCurrentLine(cc) + 4)) {
 		vramHasBeenExactlyRead = true;
 	}
-	return !vramAlreadyExactlyRead && currentVramExactlyReadable;
+	return !vramAlreadyExactlyRead && (cc + 2 + isDoubleSpeed() == m0TimeOfCurrentLine(cc));
 }
 
 bool LCD::vramWritable(unsigned long const cc) {
diff --git a/output/dll/libgambatte.dll b/output/dll/libgambatte.dll
index 59d464690c..0b59bfa93c 100644
Binary files a/output/dll/libgambatte.dll and b/output/dll/libgambatte.dll differ