diff --git a/gpu/src/ExternalTexture.zig b/gpu/src/ExternalTexture.zig
deleted file mode 100644
index 1bdfcf23..00000000
--- a/gpu/src/ExternalTexture.zig
+++ /dev/null
@@ -1 +0,0 @@
-ptr: *anyopaque,
diff --git a/gpu/src/external_texture.zig b/gpu/src/external_texture.zig
new file mode 100644
index 00000000..63e2a57c
--- /dev/null
+++ b/gpu/src/external_texture.zig
@@ -0,0 +1,5 @@
+pub const ExternalTexture = enum(usize) {
+    _,
+
+    pub const none: ExternalTexture = @intToEnum(ExternalTexture, 0);
+};
diff --git a/gpu/src/main.zig b/gpu/src/main.zig
index 9a9a2671..a27f1125 100644
--- a/gpu/src/main.zig
+++ b/gpu/src/main.zig
@@ -18,7 +18,7 @@ pub const CommandEncoder = @import("command_encoder.zig").CommandEncoder;
 pub const ComputePassEncoder = @import("compute_pass_encoder.zig").ComputePassEncoder;
 pub const ComputePipeline = @import("compute_pipeline.zig").ComputePipeline;
 pub const Device = @import("device.zig").Device;
-pub const ExternalTexture = @import("ExternalTexture.zig");
+pub const ExternalTexture = @import("external_texture.zig").ExternalTexture;
 pub const Instance = @import("Instance.zig");
 pub const PipelineLayout = @import("PipelineLayout.zig");
 pub const QuerySet = @import("QuerySet.zig");
@@ -46,7 +46,7 @@ test {
     refAllDecls(@import("compute_pass_encoder.zig"));
     refAllDecls(@import("compute_pipeline.zig"));
     refAllDecls(@import("device.zig"));
-    refAllDecls(@import("ExternalTexture.zig"));
+    refAllDecls(@import("external_texture.zig"));
     refAllDecls(@import("Instance.zig"));
     refAllDecls(@import("PipelineLayout.zig"));
     refAllDecls(@import("QuerySet.zig"));