diff --git a/tools/assimp_cmd/CMakeLists.txt b/tools/assimp_cmd/CMakeLists.txt
index 4a1a73d7c..ae38b5f11 100644
--- a/tools/assimp_cmd/CMakeLists.txt
+++ b/tools/assimp_cmd/CMakeLists.txt
@@ -42,6 +42,7 @@ cmake_minimum_required( VERSION 2.6 )
 INCLUDE_DIRECTORIES(
   ${Assimp_SOURCE_DIR}/include
   ${Assimp_SOURCE_DIR}/code
+  ${Assimp_BINARY_DIR}/tools/assimp_cmd
 )
 
 LINK_DIRECTORIES( ${Assimp_BINARY_DIR} ${Assimp_BINARY_DIR}/lib )