diff --git a/dlls/d3dcompiler_43/d3dcompiler_private.h b/dlls/d3dcompiler_43/d3dcompiler_private.h
index 79008583bde..1be52bc4522 100644
--- a/dlls/d3dcompiler_43/d3dcompiler_private.h
+++ b/dlls/d3dcompiler_43/d3dcompiler_private.h
@@ -568,7 +568,8 @@ enum bwritershader_param_srcmod_type
 #define BWRITERVS_SWIZZLE_Z (BWRITERVS_X_Z | BWRITERVS_Y_Z | BWRITERVS_Z_Z | BWRITERVS_W_Z)
 #define BWRITERVS_SWIZZLE_W (BWRITERVS_X_W | BWRITERVS_Y_W | BWRITERVS_Z_W | BWRITERVS_W_W)
 
-typedef enum _BWRITERDECLUSAGE {
+enum bwriterdeclusage
+{
     BWRITERDECLUSAGE_POSITION,
     BWRITERDECLUSAGE_BLENDWEIGHT,
     BWRITERDECLUSAGE_BLENDINDICES,
@@ -583,7 +584,7 @@ typedef enum _BWRITERDECLUSAGE {
     BWRITERDECLUSAGE_FOG,
     BWRITERDECLUSAGE_DEPTH,
     BWRITERDECLUSAGE_SAMPLE
-} BWRITERDECLUSAGE;
+};
 
 /* ps 1.x texture registers mappings */
 #define T0_REG          2