diff --git a/.ci/install-libcsptr.sh b/.ci/install-libcsptr.sh
index 2826ec7..0e98b2c 100755
--- a/.ci/install-libcsptr.sh
+++ b/.ci/install-libcsptr.sh
@@ -7,14 +7,8 @@ git clone --branch ${tag} --depth 1 ${repo} dependencies/libcsptr &&
 (
     cd dependencies/libcsptr &&
     ./autogen.sh &&
-    ./configure "$@" &&
+    ./configure --prefix=$HOME &&
     make &&
-    {
-        if command -v sudo; then
-            sudo make install
-        else
-            make install
-        fi
-    }
+    make install
 )
 rm -Rf dependencies
diff --git a/.travis.yml b/.travis.yml
index 20a0717..f8eb968 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,15 +1,25 @@
 language: c
 compiler:
   - gcc
+addons:
+  apt:
+    sources:
+    - ubuntu-toolchain-r-test
+  packages:
+    - check
+    - gcc-4.9
+    - gettext
+    - cmake
 before_install:
-  - sudo add-apt-repository ppa:ubuntu-toolchain-r/test -y
-  - sudo apt-get -qq update
-  - sudo apt-get -qq install -y check gcc-4.9 gettext cmake
-  - sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-4.9 90
-  - sudo pip install cpp-coveralls
-  - .ci/install-libcsptr.sh --prefix=/usr
+  - pip install --user cpp-coveralls
+  - .ci/install-libcsptr.sh
+  - export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$HOME/lib
+  - export LIBRARY_PATH=$LIBRARY_PATH:$HOME/lib
 script:
-  - mkdir -p build && cd $_ && cmake .. && make && make -C samples test
+  - mkdir -p build && cd $_
+  - cmake ..
+  - make
+  - make -C samples test
 after_success:
   - coveralls --gcov gcov-4.9 --exclude samples --exclude dependencies --gcov-options '\-lp' -b .
 after_failure:
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7e2d919..d4aca14 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.2.2)
+cmake_minimum_required(VERSION 2.8)
 cmake_policy(SET CMP0048 NEW)
 
 project(Criterion VERSION 1.2.2)
diff --git a/samples/CMakeLists.txt b/samples/CMakeLists.txt
index 42aee2d..ead99be 100644
--- a/samples/CMakeLists.txt
+++ b/samples/CMakeLists.txt
@@ -1,4 +1,3 @@
-cmake_minimum_required(VERSION 3.1)
 project(criterion_samples)
 
 set(CMAKE_C_FLAGS "-std=c99 -Wall -Wextra -pedantic")