diff --git a/pcsx2/GS/Renderers/OpenGL/GSDeviceOGL.cpp b/pcsx2/GS/Renderers/OpenGL/GSDeviceOGL.cpp
index 38006e0e8d..db521b7dd0 100644
--- a/pcsx2/GS/Renderers/OpenGL/GSDeviceOGL.cpp
+++ b/pcsx2/GS/Renderers/OpenGL/GSDeviceOGL.cpp
@@ -1730,19 +1730,24 @@ std::string GSDeviceOGL::GenGlslHeader(const std::string_view entry, GLenum type
 {
 	std::string header;
 
-	if (m_features.vs_expand && GLAD_GL_VERSION_4_3)
+	// Intel's GL driver doesn't like the readonly qualifier with 3.3 GLSL.
+	if (GLAD_GL_VERSION_4_3)
 	{
-		// Intel's GL driver doesn't like the readonly qualifier with 3.3 GLSL.
 		header = "#version 430 core\n";
 	}
+	else if (GLAD_GL_VERSION_4_2)
+	{
+		header = "#version 420 core\n";
+	}
 	else
 	{
 		header = "#version 330 core\n";
 		header += "#extension GL_ARB_shading_language_420pack : require\n";
-		if (m_features.vs_expand)
-			header += "#extension GL_ARB_shader_storage_buffer_object: require\n";
 	}
 
+	if (m_features.vs_expand && !GLAD_GL_VERSION_4_3)
+		header += "#extension GL_ARB_shader_storage_buffer_object: require\n";
+
 	if (m_features.framebuffer_fetch && GLAD_GL_EXT_shader_framebuffer_fetch)
 		header += "#extension GL_EXT_shader_framebuffer_fetch : require\n";