diff --git a/libs/glfw/src/GammaRamp.zig b/libs/glfw/src/GammaRamp.zig
index f13923d1..bc33d0f8 100644
--- a/libs/glfw/src/GammaRamp.zig
+++ b/libs/glfw/src/GammaRamp.zig
@@ -17,7 +17,7 @@ const GammaRamp = @This();
 red: []u16,
 green: []u16,
 blue: []u16,
-owned: bool,
+owned: ?[]u16,
 
 /// Initializes a new owned gamma ramp with the given array size and undefined values.
 ///
@@ -28,7 +28,7 @@ pub inline fn init(allocator: mem.Allocator, size: usize) !GammaRamp {
         .red = buf[size * 0 .. (size * 0) + size],
         .green = buf[size * 1 .. (size * 1) + size],
         .blue = buf[size * 2 .. (size * 2) + size],
-        .owned = true,
+        .owned = buf,
     };
 }
 
@@ -40,7 +40,7 @@ pub inline fn fromC(native: c.GLFWgammaramp) GammaRamp {
         .red = native.red[0..native.size],
         .green = native.green[0..native.size],
         .blue = native.blue[0..native.size],
-        .owned = false,
+        .owned = null,
     };
 }
 
@@ -60,7 +60,7 @@ pub inline fn toC(self: GammaRamp) c.GLFWgammaramp {
 
 /// Deinitializes the memory using the allocator iff `.owned = true`.
 pub inline fn deinit(self: GammaRamp, allocator: mem.Allocator) void {
-    if (self.owned) allocator.free(self.red);
+    if (self.owned) |buf| allocator.free(buf);
 }
 
 test "conversion" {