diff --git a/ports/assimp/CONTROL b/ports/assimp/CONTROL
index b63cca6edb..a2cb8e7808 100644
--- a/ports/assimp/CONTROL
+++ b/ports/assimp/CONTROL
@@ -1,4 +1,4 @@
 Source: assimp
-Version: 4.1.0
+Version: 4.1.0-1
 Description: The Open Asset import library
 Build-Depends: zlib
diff --git a/ports/assimp/portfile.cmake b/ports/assimp/portfile.cmake
index 618ce160f9..6d4a7ec1df 100644
--- a/ports/assimp/portfile.cmake
+++ b/ports/assimp/portfile.cmake
@@ -12,6 +12,7 @@ vcpkg_apply_patches(
     SOURCE_PATH ${SOURCE_PATH}
     PATCHES
         "${CMAKE_CURRENT_LIST_DIR}/dont-overwrite-prefix-path.patch"
+        "${CMAKE_CURRENT_LIST_DIR}/uninitialized-variable.patch"
 )
 
 file(REMOVE ${SOURCE_PATH}/cmake-modules/FindZLIB.cmake)