diff --git a/gpu/src/types.zig b/gpu/src/types.zig
index 5e14ce46..4bdedb65 100644
--- a/gpu/src/types.zig
+++ b/gpu/src/types.zig
@@ -416,8 +416,8 @@ pub const Color = extern struct {
 
 pub const Extent3D = extern struct {
     width: u32,
-    height: u32,
-    depth_or_array_layers: u32,
+    height: u32 = 1,
+    depth_or_array_layers: u32 = 1,
 };
 
 pub const Limits = extern struct {