diff --git a/.ci/install-libcsptr.sh b/.ci/install-libcsptr.sh
index 9e0d17d..088f06b 100755
--- a/.ci/install-libcsptr.sh
+++ b/.ci/install-libcsptr.sh
@@ -8,7 +8,7 @@ git clone --branch ${tag} --depth 1 ${repo} dependencies/libcsptr &&
     cd dependencies/libcsptr &&
     mkdir build &&
     cd $_ &&
-    cmake -DCMAKE_INSTALL_PREFIX=$HOME "$@" .. &&
+    cmake -DCMAKE_INSTALL_PREFIX=$LOCAL_INSTALL "$@" .. &&
     make &&
     make install
 )
diff --git a/.travis.yml b/.travis.yml
index a1bca84..b9bc2f5 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -9,6 +9,7 @@ addons:
     - gettext
     - cmake
 before_install:
+- export LOCAL_INSTALL="$HOME"
 - ".ci/install-libcsptr.sh"
 - export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$HOME/lib
 - export CFLAGS="-g -O0"
diff --git a/appveyor.yml b/appveyor.yml
index ebe230c..2ade1ff 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -22,9 +22,10 @@ configuration: Release
 
 install:
   - 'set GCOV_PREFIX=%APPVEYOR_BUILD_FOLDER%'
+  - 'set LOCAL_INSTALL=%APPVEYOR_BUILD_FOLDER%'
   - 'bash -lc "cd $APPVEYOR_BUILD_FOLDER; exec 0</dev/null; .ci/install-libcsptr.sh -G \"MSYS Makefiles\"; true"'
   - 'cd dependencies/libcsptr/build && make && make install && cd ../../../'
-  - 'mkdir build && cd build && cmake -DCMAKE_PREFIX_PATH=%HOME% -G "MSYS Makefiles" ..'
+  - 'mkdir build && cd build && cmake -DCMAKE_PREFIX_PATH="%LOCAL_INSTALL%" -G "MSYS Makefiles" ..'
 
 build_script:
   - 'make'