diff --git a/tools/binpac/CMakeLists.txt b/tools/binpac/CMakeLists.txt
index 2009a444e8..d969ddc49e 100644
--- a/tools/binpac/CMakeLists.txt
+++ b/tools/binpac/CMakeLists.txt
@@ -1,3 +1,5 @@
+project(BinPAC)
+
 ########################################################################
 ## CMake Configuration
 
@@ -12,19 +14,19 @@ endif ()
 
 set(CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake)
 
-# uninstall target
-configure_file("${CMAKE_CURRENT_SOURCE_DIR}/cmake/cmake_uninstall.cmake.in"
-               "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake"
-                @ONLY)
+if ("${PROJECT_SOURCE_DIR}" STREQUAL "${CMAKE_SOURCE_DIR}")
+    # uninstall target
+    configure_file("${CMAKE_CURRENT_SOURCE_DIR}/cmake/cmake_uninstall.cmake.in"
+                   "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake"
+                    @ONLY)
 
-add_custom_target(uninstall COMMAND
-    ${CMAKE_COMMAND} -P ${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake)
+    add_custom_target(uninstall COMMAND
+        ${CMAKE_COMMAND} -P ${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake)
+endif ()
 
 ########################################################################
 ## Project/Build Configuration
 
-project(BinPAC)
-
 file(STRINGS "${CMAKE_CURRENT_SOURCE_DIR}/VERSION" BINPAC_VERSION LIMIT_COUNT 1)
 
 if (ENABLE_DEBUG)