diff --git a/include/vkd3d_shader.h b/include/vkd3d_shader.h
index b3550337..79f1b131 100644
--- a/include/vkd3d_shader.h
+++ b/include/vkd3d_shader.h
@@ -63,7 +63,9 @@ struct vkd3d_shader_meta
     bool replaced;
     bool uses_subgroup_size;
     bool uses_native_16bit_operations;
+    bool padding;
 };
+STATIC_ASSERT(sizeof(struct vkd3d_shader_meta) == 32);
 
 struct vkd3d_shader_code
 {
@@ -72,6 +74,8 @@ struct vkd3d_shader_code
     struct vkd3d_shader_meta meta;
 };
 
+vkd3d_shader_hash_t vkd3d_shader_hash(const struct vkd3d_shader_code *shader);
+
 enum vkd3d_shader_descriptor_type
 {
     VKD3D_SHADER_DESCRIPTOR_TYPE_UNKNOWN,
diff --git a/libs/vkd3d-shader/vkd3d_shader_private.h b/libs/vkd3d-shader/vkd3d_shader_private.h
index 49f2a4cd..5a8d6a2a 100644
--- a/libs/vkd3d-shader/vkd3d_shader_private.h
+++ b/libs/vkd3d-shader/vkd3d_shader_private.h
@@ -919,6 +919,4 @@ int vkd3d_shader_compile_dxil(const struct vkd3d_shader_code *dxbc,
         const struct vkd3d_shader_interface_info *shader_interface_info,
         const struct vkd3d_shader_compile_arguments *compiler_args);
 
-vkd3d_shader_hash_t vkd3d_shader_hash(const struct vkd3d_shader_code *shader);
-
 #endif  /* __VKD3D_SHADER_PRIVATE_H */