diff --git a/flake.lock b/flake.lock
index ac956830c..1e411fca0 100644
--- a/flake.lock
+++ b/flake.lock
@@ -109,11 +109,11 @@
         "nixpkgs": "nixpkgs_2"
       },
       "locked": {
-        "lastModified": 1666872658,
-        "narHash": "sha256-o7bZWBdkoCnpN4E0tJZ3mOYJFy0AG4HoSqOfdnQLiw4=",
+        "lastModified": 1667045313,
+        "narHash": "sha256-vKrdqq66EF35cjArFQfKmXXPdft+3BiNyjDoR9boYLo=",
         "owner": "mitchellh",
         "repo": "zig-overlay",
-        "rev": "22bdb1d6b2e313acf185a2f43bd39c5c25f369ae",
+        "rev": "0c9b9364efc23e3765601a583f963e704cc8a919",
         "type": "github"
       },
       "original": {
diff --git a/src/opengl/glad.zig b/src/opengl/glad.zig
index 84e08ff00..4ab3e6642 100644
--- a/src/opengl/glad.zig
+++ b/src/opengl/glad.zig
@@ -35,14 +35,10 @@ pub fn unload() void {
     context = undefined;
 }
 
-pub fn versionMajor(res: c_int) c_uint {
-    // https://github.com/ziglang/zig/issues/13162
-    // return c.GLAD_VERSION_MAJOR(res);
-    return @intCast(c_uint, @divTrunc(res, 10000));
+pub fn versionMajor(res: c_uint) c_uint {
+    return c.GLAD_VERSION_MAJOR(res);
 }
 
-pub fn versionMinor(res: c_int) c_uint {
-    // https://github.com/ziglang/zig/issues/13162
-    // return c.GLAD_VERSION_MINOR(res);
-    return @intCast(c_uint, @mod(res, 10000));
+pub fn versionMinor(res: c_uint) c_uint {
+    return c.GLAD_VERSION_MINOR(res);
 }
diff --git a/src/renderer/OpenGL.zig b/src/renderer/OpenGL.zig
index d6658b5ff..eaf2d319a 100644
--- a/src/renderer/OpenGL.zig
+++ b/src/renderer/OpenGL.zig
@@ -430,8 +430,8 @@ pub fn threadEnter(self: *const OpenGL, window: glfw.Window) !void {
     });
     errdefer gl.glad.unload();
     log.info("loaded OpenGL {}.{}", .{
-        gl.glad.versionMajor(version),
-        gl.glad.versionMinor(version),
+        gl.glad.versionMajor(@intCast(c_uint, version)),
+        gl.glad.versionMinor(@intCast(c_uint, version)),
     });
 }