diff --git a/common/gal/opengl/opengl_gal.cpp b/common/gal/opengl/opengl_gal.cpp
index 48eb53c665..09a9cc1046 100644
--- a/common/gal/opengl/opengl_gal.cpp
+++ b/common/gal/opengl/opengl_gal.cpp
@@ -42,7 +42,7 @@ using namespace KIGFX;
 // Prototypes
 void InitTesselatorCallbacks( GLUtesselator* aTesselator );
 
-const int glAttributes[] = { WX_GL_RGBA, WX_GL_DOUBLEBUFFER, WX_GL_DEPTH_SIZE, 24, 0 };
+const int glAttributes[] = { WX_GL_RGBA, WX_GL_DOUBLEBUFFER, WX_GL_DEPTH_SIZE, 16, 0 };
 
 wxGLContext* OPENGL_GAL::glContext = NULL;