diff --git a/GPU/Common/VertexDecoderCommon.cpp b/GPU/Common/VertexDecoderCommon.cpp
index 80356e8cf503..71f0b037edcb 100644
--- a/GPU/Common/VertexDecoderCommon.cpp
+++ b/GPU/Common/VertexDecoderCommon.cpp
@@ -1128,6 +1128,7 @@ void VertexDecoder::SetVertexType(u32 fmt, const VertexDecoderOptions &options,
 			biggest = tcalign[tc];
 
 		// NOTE: That we check getUVGenMode here means that we must include it in the decoder ID!
+		// throughmode is automatically included though, because it's part of the vertType.
 		if (!throughmode && (gstate.getUVGenMode() == GE_TEXMAP_TEXTURE_COORDS || gstate.getUVGenMode() == GE_TEXMAP_UNKNOWN)) {
 			if (g_DoubleTextureCoordinates)
 				steps_[numSteps_++] = morphcount == 1 ? tcstep_prescale_remaster[tc] : tcstep_prescale_morph_remaster[tc];
diff --git a/GPU/GLES/DrawEngineGLES.cpp b/GPU/GLES/DrawEngineGLES.cpp
index 367017562b2b..b723c514d150 100644
--- a/GPU/GLES/DrawEngineGLES.cpp
+++ b/GPU/GLES/DrawEngineGLES.cpp
@@ -669,7 +669,7 @@ void DrawEngineGLES::DoFlush() {
 			useCache = false;
 
 		if (useCache) {
-			u32 id = dcid_;
+			u32 id = dcid_ ^ gstate.getUVGenMode();  // This can have an effect on which UV decoder we need to use! And hence what the decoded data will look like. See #9263
 			auto iter = vai_.find(id);
 			VertexArrayInfo *vai;
 			if (iter != vai_.end()) {