diff --git a/.travis.yml b/.travis.yml
index 1b79c5b0..e8d89347 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -72,6 +72,8 @@ matrix:
           packages:
             - gcc-multilib
 
+    # LibreSSL
+    - env: BUILD_LIBRESSL_VERSION=2.5.0
 
 before_install:
   - ./openssl/test/build.sh
@@ -83,4 +85,5 @@ script:
 cache:
   cargo: true
   directories:
+    - $HOME/libressl
     - $HOME/openssl
diff --git a/openssl/test/build.sh b/openssl/test/build.sh
index 106a38d3..cd740895 100755
--- a/openssl/test/build.sh
+++ b/openssl/test/build.sh
@@ -3,21 +3,29 @@
 set -ex
 
 MAX_REDIRECTS=5
-OPENSSL=openssl-$BUILD_OPENSSL_VERSION.tar.gz
-OUT=/tmp/$OPENSSL
 
-me=$0
-myname=`basename $me`
-
-cmp --silent $me $HOME/openssl/$myname && exit 0 || echo "cache is busted"
-
-rm -rf $HOME/openssl
-
-if [ "$TRAVIS_OS_NAME" == "osx" ]; then
+if [ -n "${BUILD_LIBRESSL_VERSION}" ]; then
+    NAME=libressl
+    URL1="http://ftp3.usa.openbsd.org/pub/OpenBSD/LibreSSL/libressl-${BUILD_LIBRESSL_VERSION}.tar.gz"
+    URL2="http://ftp.eu.openbsd.org/pub/OpenBSD/LibreSSL/libressl-${BUILD_LIBRESSL_VERSION}.tar.gz"
+    OUT="/tmp/libressl-${BUILD_OPENSSL_VERSION}.tar.gz"
+elif [ -n "${BUILD_OPENSSL_VERSION}" ]; then
+    NAME=openssl
+    URL1="https://openssl.org/source/openssl-${BUILD_OPENSSL_VERSION}.tar.gz"
+    URL2="http://mirrors.ibiblio.org/openssl/source/openssl-${BUILD_OPENSSL_VERSION}.tar.gz"
+    OUT="/tmp/openssl-${BUILD_OPENSSL_VERSION}.tar.gz"
+else
     exit 0
 fi
 
-if [ "$BUILD_OPENSSL_VERSION" == "" ]; then
+me=$0
+myname=`basename ${me}`
+
+cmp --silent ${me} ${HOME}/${NAME}/${myname} && exit 0 || echo "cache is busted"
+
+rm -rf "${HOME}/${NAME}"
+
+if [ "${TRAVIS_OS_NAME}" == "osx" ]; then
     exit 0
 fi
 
@@ -32,17 +40,21 @@ else
     OS_COMPILER=linux-x86_64
 fi
 
-mkdir -p /tmp/openssl
-cp $me /tmp/openssl/$myname
-cd /tmp/openssl
+mkdir -p /tmp/build
+cp ${me} /tmp/build/${myname}
+cd /tmp/build
 
-curl -o $OUT -L --max-redirs $MAX_REDIRECTS https://openssl.org/source/$OPENSSL \
-  || curl -o $OUT -L --max-redirs ${MAX_REDIRECTS} http://mirrors.ibiblio.org/openssl/source/$OPENSSL
+curl -o ${OUT} -L --max-redirs ${MAX_REDIRECTS} ${URL1} \
+  || curl -o ${OUT} -L --max-redirs ${MAX_REDIRECTS} ${URL2}
 
-tar --strip-components=1 -xzf $OUT
+tar --strip-components=1 -xzf ${OUT}
 
-./Configure --prefix=$HOME/openssl $OS_COMPILER -fPIC $OS_FLAGS
+if [ -n "${BUILD_LIBRESSL_VERSION}" ]; then
+    ./configure --prefix=${HOME}/libressl
+else
+    ./Configure --prefix=${HOME}/openssl ${OS_COMPILER} -fPIC ${OS_FLAGS}
+fi
 
 make -j$(nproc)
 make install
-cp $myname $HOME/openssl/$myname
+cp ${myname} ${HOME}/${NAME}/${myname}
diff --git a/openssl/test/run.sh b/openssl/test/run.sh
index 4d3397a6..b07b8e4b 100755
--- a/openssl/test/run.sh
+++ b/openssl/test/run.sh
@@ -12,15 +12,21 @@ esac
 
 echo Using features: $FEATURES
 
-if [ -d "$HOME/openssl/lib" ]; then
-    export OPENSSL_DIR=$HOME/openssl
-    export PATH=$HOME/openssl/bin:$PATH
+if [ -n "${BUILD_LIBRESSL_VERSION}" -a -d "$HOME/libressl/lib" ]; then
+    echo "Testing build libressl-${BUILD_LIBRESSL_VERSION}"
+    export OPENSSL_DIR=${HOME}/libressl
+    export PATH="${HOME}/libressl/bin:${PATH}"
+
+elif [ -n "${BUILD_OPENSSL_VERSION}" -a -d "$HOME/openssl/lib" ]; then
+    echo "Testing build openssl-${BUILD_LIBRESSL_VERSION}"
+    export OPENSSL_DIR="${HOME}/openssl"
+    export PATH="${HOME}/openssl/bin:${PATH}"
 fi
 
 if [ "$TARGET" == "arm-unknown-linux-gnueabihf" ]; then
     FLAGS="--no-run"
 fi
 
-cargo run --manifest-path systest/Cargo.toml --target $TARGET
+cargo run --manifest-path systest/Cargo.toml --target $TARGET -v
 exec cargo test --manifest-path openssl/Cargo.toml --target $TARGET \
-    --features "$FEATURES" $FLAGS
+    --features "$FEATURES" -v $FLAGS