diff --git a/Source/Core/VideoBackends/OGL/GLExtensions/GLExtensions.cpp b/Source/Core/VideoBackends/OGL/GLExtensions/GLExtensions.cpp
index 7c6bb7aeff..f6fd98a48a 100644
--- a/Source/Core/VideoBackends/OGL/GLExtensions/GLExtensions.cpp
+++ b/Source/Core/VideoBackends/OGL/GLExtensions/GLExtensions.cpp
@@ -1604,6 +1604,7 @@ namespace GLExtensions
 				"GL_ARB_sync",
 				"GL_ARB_ES2_compatibility",
 				"VERSION_GLES3",
+				"VERSION_3_0",
 				};
 			for (auto it : gles3exts)
 				m_extension_list[it] = true;
diff --git a/Source/Core/VideoBackends/OGL/ProgramShaderCache.cpp b/Source/Core/VideoBackends/OGL/ProgramShaderCache.cpp
index 7cf40eed34..90b86194e1 100644
--- a/Source/Core/VideoBackends/OGL/ProgramShaderCache.cpp
+++ b/Source/Core/VideoBackends/OGL/ProgramShaderCache.cpp
@@ -102,7 +102,7 @@ void SHADER::SetProgramBindings()
 	// Need to set some attribute locations
 	glBindAttribLocation(glprogid, SHADER_POSITION_ATTRIB, "rawpos");
 
-	glBindAttribLocation(glprogid, SHADER_POSMTX_ATTRIB,   "fposmtx");
+	glBindAttribLocation(glprogid, SHADER_POSMTX_ATTRIB,   "posmtx");
 
 	glBindAttribLocation(glprogid, SHADER_COLOR0_ATTRIB,   "color0");
 	glBindAttribLocation(glprogid, SHADER_COLOR1_ATTRIB,   "color1");
diff --git a/Source/Core/VideoCommon/VertexLoader.cpp b/Source/Core/VideoCommon/VertexLoader.cpp
index e9288aac29..80fbf08cb5 100644
--- a/Source/Core/VideoCommon/VertexLoader.cpp
+++ b/Source/Core/VideoCommon/VertexLoader.cpp
@@ -753,7 +753,7 @@ void VertexLoader::CompileVertexTranslator()
 		vtx_decl.posmtx.enable = true;
 		vtx_decl.posmtx.offset = nat_offset;
 		vtx_decl.posmtx.type = VAR_UNSIGNED_BYTE;
-		vtx_decl.posmtx.integer = false;
+		vtx_decl.posmtx.integer = true;
 		nat_offset += 4;
 	}
 
diff --git a/Source/Core/VideoCommon/VertexShaderGen.cpp b/Source/Core/VideoCommon/VertexShaderGen.cpp
index 7d0dc878cd..41549609c7 100644
--- a/Source/Core/VideoCommon/VertexShaderGen.cpp
+++ b/Source/Core/VideoCommon/VertexShaderGen.cpp
@@ -109,7 +109,7 @@ static inline void GenerateVertexShader(T& out, u32 components, API_TYPE api_typ
 	{
 		out.Write("in float4 rawpos; // ATTR%d,\n", SHADER_POSITION_ATTRIB);
 		if (components & VB_HAS_POSMTXIDX)
-			out.Write("in float fposmtx; // ATTR%d,\n", SHADER_POSMTX_ATTRIB);
+			out.Write("in int posmtx; // ATTR%d,\n", SHADER_POSMTX_ATTRIB);
 		if (components & VB_HAS_NRM0)
 			out.Write("in float3 rawnorm0; // ATTR%d,\n", SHADER_NORM0_ATTRIB);
 		if (components & VB_HAS_NRM1)
@@ -168,7 +168,7 @@ static inline void GenerateVertexShader(T& out, u32 components, API_TYPE api_typ
 				out.Write("  float%d tex%d : TEXCOORD%d,\n", hastexmtx ? 3 : 2, i, i);
 		}
 		if (components & VB_HAS_POSMTXIDX)
-			out.Write("  float fposmtx : BLENDINDICES,\n");
+			out.Write("  int posmtx : BLENDINDICES,\n");
 		out.Write("  float4 rawpos : POSITION) {\n");
 	}
 	out.Write("VS_OUTPUT o;\n");
@@ -176,8 +176,6 @@ static inline void GenerateVertexShader(T& out, u32 components, API_TYPE api_typ
 	// transforms
 	if (components & VB_HAS_POSMTXIDX)
 	{
-		out.Write("int posmtx = int(fposmtx * 255.0);\n"); // TODO: Ugly, should use an integer instead
-
 		if (is_writing_shadercode && (DriverDetails::HasBug(DriverDetails::BUG_NODYNUBOACCESS) && !DriverDetails::HasBug(DriverDetails::BUG_ANNIHILATEDUBOS)) )
 		{
 			// This'll cause issues, but  it can't be helped