diff --git a/ref_gl/gl4es b/ref_gl/gl4es
index d14be632..db0218b1 160000
--- a/ref_gl/gl4es
+++ b/ref_gl/gl4es
@@ -1 +1 @@
-Subproject commit d14be632a8dc6e15611c154d8ccc9e9da3967650
+Subproject commit db0218b1616a6e18be8cf17f33118d1ffc405993