diff --git a/Source/Plugins/Plugin_VideoOGL/Src/PixelShaderCache.cpp b/Source/Plugins/Plugin_VideoOGL/Src/PixelShaderCache.cpp
index 7b6b4d96ee..444daa9947 100644
--- a/Source/Plugins/Plugin_VideoOGL/Src/PixelShaderCache.cpp
+++ b/Source/Plugins/Plugin_VideoOGL/Src/PixelShaderCache.cpp
@@ -82,6 +82,7 @@ void PixelShaderCache::Init()
 	s_displayCompileAlert = true;
 
 	glGetProgramivARB(GL_FRAGMENT_PROGRAM_ARB, GL_MAX_PROGRAM_NATIVE_ALU_INSTRUCTIONS_ARB, (GLint *)&s_nMaxPixelInstructions);
+	if (strstr((const char*)glGetString(GL_VENDOR), "Humper") != NULL) s_nMaxPixelInstructions = 4096;
 #if CG_VERSION_NUM == 2100
 	if (strstr((const char*)glGetString(GL_VENDOR), "ATI") != NULL)
 	{
diff --git a/Source/Plugins/Plugin_VideoOGL/Src/Render.cpp b/Source/Plugins/Plugin_VideoOGL/Src/Render.cpp
index 8b55b77a2c..2fee454a82 100644
--- a/Source/Plugins/Plugin_VideoOGL/Src/Render.cpp
+++ b/Source/Plugins/Plugin_VideoOGL/Src/Render.cpp
@@ -420,16 +420,19 @@ bool Renderer::Init()
 
 	g_cgvProf = cgGLGetLatestProfile(CG_GL_VERTEX);
 	g_cgfProf = cgGLGetLatestProfile(CG_GL_FRAGMENT);
+	if (strstr((const char*)glGetString(GL_VENDOR), "Humper") == NULL)
+	{
 #if CG_VERSION_NUM == 2100
 	// A bug was introduced in Cg2.1's handling of very large profile option values
 	// so this will not work on ATI. ATI returns MAXINT = 2147483647 (0x7fffffff)
 	// which is correct in OpenGL but Cg fails to handle it properly. As a result
 	// -1 is used by Cg resulting (signedness incorrect) and compilation fails.
-	if (strstr((const char*)glGetString(GL_VENDOR), "ATI") == NULL)
+		if (strstr((const char*)glGetString(GL_VENDOR), "ATI") == NULL)
 #endif
-	{
-		cgGLSetOptimalOptions(g_cgvProf);
-		cgGLSetOptimalOptions(g_cgfProf);
+		{
+			cgGLSetOptimalOptions(g_cgvProf);
+			cgGLSetOptimalOptions(g_cgfProf);
+		}
 	}
 #endif	// HAVE_CG
 
diff --git a/Source/Plugins/Plugin_VideoOGL/Src/VertexShaderCache.cpp b/Source/Plugins/Plugin_VideoOGL/Src/VertexShaderCache.cpp
index 71a516f2fc..8d549b6f0b 100644
--- a/Source/Plugins/Plugin_VideoOGL/Src/VertexShaderCache.cpp
+++ b/Source/Plugins/Plugin_VideoOGL/Src/VertexShaderCache.cpp
@@ -83,6 +83,7 @@ void VertexShaderCache::Init()
 	s_displayCompileAlert = true;
 
 	glGetProgramivARB(GL_VERTEX_PROGRAM_ARB, GL_MAX_PROGRAM_NATIVE_INSTRUCTIONS_ARB, (GLint *)&s_nMaxVertexInstructions);		
+	if (strstr((const char*)glGetString(GL_VENDOR), "Humper") != NULL) s_nMaxVertexInstructions = 4096;
 #if CG_VERSION_NUM == 2100
 	if (strstr((const char*)glGetString(GL_VENDOR), "ATI") != NULL)
 	{