diff --git a/internal/graphicsdriver/opengl/gl/procaddr_others.go b/internal/graphicsdriver/opengl/gl/procaddr_others.go
index 9bbb1b1e8..85a2e07e6 100644
--- a/internal/graphicsdriver/opengl/gl/procaddr_others.go
+++ b/internal/graphicsdriver/opengl/gl/procaddr_others.go
@@ -164,6 +164,7 @@ func (c *defaultContext) init() error {
 		C.free(unsafe.Pointer(cname))
 		if lib != nil {
 			C.setLibGLES(lib)
+			c.isES = true
 			return nil
 		}
 	}