diff --git a/.travis.yml b/.travis.yml
index 0b78cb4..63183a0 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -284,7 +284,9 @@ install:
   - git clone -b $BOOST_BRANCH https://github.com/boostorg/boost.git boost-root
   - cd boost-root
   - git submodule update --init tools/build
+  - git submodule update --init tools/boost_install
   - git submodule update --init libs/config
+  - git submodule update --init libs/headers
   - git submodule update --init tools/boostdep
   - cp -r $TRAVIS_BUILD_DIR/* libs/function
   - python tools/boostdep/depinst/depinst.py function
diff --git a/appveyor.yml b/appveyor.yml
index 69f8d2a..75159c9 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -47,9 +47,11 @@ install:
   - git clone -b %BOOST_BRANCH% --depth 1 https://github.com/boostorg/boost.git boost-root
   - cd boost-root
   - git submodule update --init tools/build
+  - git submodule update --init tools/boost_install
   - git submodule update --init libs/config
+  - git submodule update --init libs/headers
   - git submodule update --init tools/boostdep
-  - xcopy /s /e /q %APPVEYOR_BUILD_FOLDER% libs\function
+  - xcopy /s /e /q %APPVEYOR_BUILD_FOLDER% libs\function\
   - python tools/boostdep/depinst/depinst.py function
   - cmd /c bootstrap
   - b2 -d0 headers