diff --git a/CMakeLists.txt b/CMakeLists.txt
index 00c466c..0088fa6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -10,18 +10,18 @@ set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH}
 
 find_package(Git REQUIRED)
 
-if (DEPOT_TOOLS_PATH)
-  find_package(DepotTools REQUIRED)
-endif (DEPOT_TOOLS_PATH)
-
-if (NOT WIN32)
-  find_package(PythonInterp 2.7 REQUIRED)
-endif (NOT WIN32)
-
 include(FindLibraries)
 include(Version)
 include(Options)
 include(TargetOsAndCpu)
 
+if (HAS_OWN_DEPOT_TOOLS)
+  find_package(DepotTools REQUIRED)
+endif (HAS_OWN_DEPOT_TOOLS)
+
+if (NOT WIN32)
+  find_package(PythonInterp 2.7 REQUIRED)
+endif (NOT WIN32)
+
 add_subdirectory(Targets)
 export(PACKAGE LibWebRTC)
diff --git a/CMakeModules/FindDepotTools.cmake b/CMakeModules/FindDepotTools.cmake
index 6b2c258..c23d4eb 100644
--- a/CMakeModules/FindDepotTools.cmake
+++ b/CMakeModules/FindDepotTools.cmake
@@ -1,8 +1,3 @@
-if(FIND_DEPOT_TOOLS_INCLUDED)
-  return()
-endif(FIND_DEPOT_TOOLS_INCLUDED)
-set(FIND_DEPOT_TOOLS_INCLUDED true)
-
 find_program(GCLIENT_EXECUTABLE
              NAMES gclient gclient.bat
              DOC "Path to gclient executable"
diff --git a/CMakeModules/Options.cmake b/CMakeModules/Options.cmake
index 219bc3b..1833223 100644
--- a/CMakeModules/Options.cmake
+++ b/CMakeModules/Options.cmake
@@ -13,6 +13,10 @@ option(BUILD_SHARED_LIB "Build WebRTC as a shared library" OFF)
 set(WEBRTC_REVISION "" CACHE STRING "WebRTC commit hash to checkout")
 set(WEBRTC_BRANCH_HEAD "${LIBWEBRTC_WEBRTC_HEAD}" CACHE STRING "WebRTC branch head to checkout")
 
+if (DEPOT_TOOLS_PATH)
+  set(HAS_OWN_DEPOT_TOOLS 1)
+endif (DEPOT_TOOLS_PATH)
+
 if(BUILD_SHARED_LIB)
   set(LIBRARY_TYPE SHARED)
 else()