diff --git a/dlls/wined3d/cubetexture.c b/dlls/wined3d/cubetexture.c
index 44f61968d1..c11e32ba8f 100644
--- a/dlls/wined3d/cubetexture.c
+++ b/dlls/wined3d/cubetexture.c
@@ -126,7 +126,7 @@ static void cubetexture_cleanup(IWineD3DCubeTextureImpl *This)
              * surface doesn't try and release it. */
             surface_set_texture_name(surface, 0, TRUE);
             surface_set_texture_name(surface, 0, FALSE);
-            surface_set_texture_target((IWineD3DSurface *)surface, 0);
+            surface_set_texture_target(surface, 0);
             IWineD3DSurface_SetContainer((IWineD3DSurface *)surface, NULL);
             IWineD3DSurface_Release((IWineD3DSurface *)surface);
         }
@@ -559,7 +559,7 @@ HRESULT cubetexture_init(IWineD3DCubeTextureImpl *texture, UINT edge_length, UIN
             }
 
             IWineD3DSurface_SetContainer(surface, (IWineD3DBase *)texture);
-            surface_set_texture_target(surface, cube_targets[j]);
+            surface_set_texture_target((IWineD3DSurfaceImpl *)surface, cube_targets[j]);
             texture->baseTexture.sub_resources[idx] = (IWineD3DResourceImpl *)surface;
             TRACE("Created surface level %u @ %p.\n", i, surface);
         }
diff --git a/dlls/wined3d/surface.c b/dlls/wined3d/surface.c
index efe5030d5c..d5df8e28b5 100644
--- a/dlls/wined3d/surface.c
+++ b/dlls/wined3d/surface.c
@@ -499,25 +499,23 @@ void surface_set_texture_name(IWineD3DSurfaceImpl *surface, GLuint new_name, BOO
     surface_force_reload(surface);
 }
 
-void surface_set_texture_target(IWineD3DSurface *iface, GLenum target)
+void surface_set_texture_target(IWineD3DSurfaceImpl *surface, GLenum target)
 {
-    IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
+    TRACE("surface %p, target %#x.\n", surface, target);
 
-    TRACE("(%p) : setting target %#x\n", This, target);
-
-    if (This->texture_target != target)
+    if (surface->texture_target != target)
     {
         if (target == GL_TEXTURE_RECTANGLE_ARB)
         {
-            This->Flags &= ~SFLAG_NORMCOORD;
+            surface->Flags &= ~SFLAG_NORMCOORD;
         }
-        else if (This->texture_target == GL_TEXTURE_RECTANGLE_ARB)
+        else if (surface->texture_target == GL_TEXTURE_RECTANGLE_ARB)
         {
-            This->Flags |= SFLAG_NORMCOORD;
+            surface->Flags |= SFLAG_NORMCOORD;
         }
     }
-    This->texture_target = target;
-    surface_force_reload(This);
+    surface->texture_target = target;
+    surface_force_reload(surface);
 }
 
 /* Context activation is done by the caller. */
diff --git a/dlls/wined3d/texture.c b/dlls/wined3d/texture.c
index 35d5e61058..0de3f06988 100644
--- a/dlls/wined3d/texture.c
+++ b/dlls/wined3d/texture.c
@@ -118,7 +118,7 @@ static void texture_cleanup(IWineD3DTextureImpl *This)
              * surface doesn't try and release it */
             surface_set_texture_name(surface, 0, TRUE);
             surface_set_texture_name(surface, 0, FALSE);
-            surface_set_texture_target((IWineD3DSurface *)surface, 0);
+            surface_set_texture_target(surface, 0);
             IWineD3DSurface_SetContainer((IWineD3DSurface *)surface, NULL);
             IWineD3DSurface_Release((IWineD3DSurface *)surface);
         }
@@ -612,7 +612,7 @@ HRESULT texture_init(IWineD3DTextureImpl *texture, UINT width, UINT height, UINT
         }
 
         IWineD3DSurface_SetContainer(surface, (IWineD3DBase *)texture);
-        surface_set_texture_target(surface, texture->target);
+        surface_set_texture_target((IWineD3DSurfaceImpl *)surface, texture->target);
         texture->baseTexture.sub_resources[i] = (IWineD3DResourceImpl *)surface;
         TRACE("Created surface level %u @ %p.\n", i, surface);
         /* Calculate the next mipmap level. */
diff --git a/dlls/wined3d/wined3d_private.h b/dlls/wined3d/wined3d_private.h
index 6ada85119f..e8f8d6a0b7 100644
--- a/dlls/wined3d/wined3d_private.h
+++ b/dlls/wined3d/wined3d_private.h
@@ -2681,7 +2681,7 @@ void surface_modify_ds_location(IWineD3DSurfaceImpl *surface, DWORD location) DE
 void surface_set_compatible_renderbuffer(IWineD3DSurfaceImpl *surface,
         unsigned int width, unsigned int height) DECLSPEC_HIDDEN;
 void surface_set_texture_name(IWineD3DSurfaceImpl *surface, GLuint name, BOOL srgb_name) DECLSPEC_HIDDEN;
-void surface_set_texture_target(IWineD3DSurface *iface, GLenum target) DECLSPEC_HIDDEN;
+void surface_set_texture_target(IWineD3DSurfaceImpl *surface, GLenum target) DECLSPEC_HIDDEN;
 
 BOOL getColorBits(const struct wined3d_format_desc *format_desc,
         short *redSize, short *greenSize, short *blueSize, short *alphaSize, short *totalSize) DECLSPEC_HIDDEN;