diff --git a/dlls/wined3d/state.c b/dlls/wined3d/state.c
index 3c5220e493..1bcecfd39e 100644
--- a/dlls/wined3d/state.c
+++ b/dlls/wined3d/state.c
@@ -1826,7 +1826,7 @@ static void state_multisampmask(struct wined3d_context *context, const struct wi
 
 static void state_patchedgestyle(struct wined3d_context *context, const struct wined3d_state *state, DWORD state_id)
 {
-    if (state->render_states[WINED3D_RS_PATCHEDGESTYLE] != WINED3DPATCHEDGE_DISCRETE)
+    if (state->render_states[WINED3D_RS_PATCHEDGESTYLE] != WINED3D_PATCH_EDGE_DISCRETE)
         FIXME("WINED3D_RS_PATCHEDGESTYLE %#x not yet implemented.\n",
                 state->render_states[WINED3D_RS_PATCHEDGESTYLE]);
 }
diff --git a/dlls/wined3d/stateblock.c b/dlls/wined3d/stateblock.c
index 1dd6b9cbc7..d48464cfb9 100644
--- a/dlls/wined3d/stateblock.c
+++ b/dlls/wined3d/stateblock.c
@@ -1197,7 +1197,7 @@ void stateblock_init_default_state(struct wined3d_stateblock *stateblock)
     state->render_states[WINED3D_RS_POINTSCALE_C] = tmpfloat.d;
     state->render_states[WINED3D_RS_MULTISAMPLEANTIALIAS] = TRUE;
     state->render_states[WINED3D_RS_MULTISAMPLEMASK] = 0xffffffff;
-    state->render_states[WINED3D_RS_PATCHEDGESTYLE] = WINED3DPATCHEDGE_DISCRETE;
+    state->render_states[WINED3D_RS_PATCHEDGESTYLE] = WINED3D_PATCH_EDGE_DISCRETE;
     tmpfloat.f = 1.0f;
     state->render_states[WINED3D_RS_PATCHSEGMENTS] = tmpfloat.d;
     state->render_states[WINED3D_RS_DEBUGMONITORTOKEN] = 0xbaadcafe;
diff --git a/include/wine/wined3d.h b/include/wine/wined3d.h
index 254a839464..6cc8a05e3f 100644
--- a/include/wine/wined3d.h
+++ b/include/wine/wined3d.h
@@ -488,12 +488,11 @@ enum wined3d_material_color_source
     WINED3D_MCS_COLOR2                      = 2,
 };
 
-typedef enum _WINED3DPATCHEDGESTYLE
+enum wined3d_patch_edge_style
 {
-    WINED3DPATCHEDGE_DISCRETE               = 0,
-    WINED3DPATCHEDGE_CONTINUOUS             = 1,
-    WINED3DPATCHEDGE_FORCE_DWORD            = 0x7fffffff
-} WINED3DPATCHEDGESTYLE;
+    WINED3D_PATCH_EDGE_DISCRETE             = 0,
+    WINED3D_PATCH_EDGE_CONTINUOUS           = 1,
+};
 
 typedef enum _WINED3DBACKBUFFER_TYPE
 {