diff --git a/lib/ivis_opengl/screen.c b/lib/ivis_opengl/screen.c
index 7b9df82e2..598be0cac 100644
--- a/lib/ivis_opengl/screen.c
+++ b/lib/ivis_opengl/screen.c
@@ -170,8 +170,11 @@ BOOL screenInitialise(
 		addDumpInfo(buf);
 		ssprintf(buf, "OpenGL Version : %s", glGetString(GL_VERSION));
 		addDumpInfo(buf);
-		ssprintf(buf, "OpenGL GLSL Version : %s", glGetString(GL_SHADING_LANGUAGE_VERSION));
-		addDumpInfo(buf);
+		if (GLEE_VERSION_2_0)
+		{
+			ssprintf(buf, "OpenGL GLSL Version : %s", glGetString(GL_SHADING_LANGUAGE_VERSION));
+			addDumpInfo(buf);
+		}
 		ssprintf(buf, "Video Mode %d x %d (%d bpp) (%s)", width, height, bpp, fullScreen ? "fullscreen" : "window");
 		addDumpInfo(buf);
 		/* Dump information about OpenGL implementation to the console */
@@ -196,7 +199,10 @@ BOOL screenInitialise(
 		debug(LOG_3D, "  * FrameBuffer Object (FBO) %s supported.", GLEE_EXT_framebuffer_object ? "is" : "is NOT");
 		debug(LOG_3D, "  * Shader Objects %s supported.", GL_ARB_shader_objects ? "is" : "is NOT");
 		debug(LOG_3D, "  * Vertex Buffer Object (VBO) %s supported.", GL_ARB_vertex_buffer_object ? "is" : "is NOT");
-		debug(LOG_3D, "  * OpenGL GLSL Version : %s", glGetString(GL_SHADING_LANGUAGE_VERSION));
+		if (GLEE_VERSION_2_0)
+		{
+			debug(LOG_3D, "  * OpenGL GLSL Version : %s", glGetString(GL_SHADING_LANGUAGE_VERSION));
+		}
 	}
 	
 #ifndef WZ_OS_MAC