diff --git a/.travis.yml b/.travis.yml
index 0bee6f5..f0293e3 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,8 +8,7 @@ php:
   - hhvm
 
 install:
-  - php -r "readfile('https://getcomposer.org/installer');" | php
-  - php composer.phar install --prefer-source
+  - "./ci/_composer_install.sh"
   - mkdir -p build/logs
   - "./ci/start-ci.sh $ORIENTDB_VERSION"
 
diff --git a/ci/_composer_install.sh b/ci/_composer_install.sh
new file mode 100755
index 0000000..b24c377
--- /dev/null
+++ b/ci/_composer_install.sh
@@ -0,0 +1,11 @@
+#!/usr/bin/env bash
+
+set -e
+
+PARENT_DIR=$(dirname $(cd "$(dirname "$0")"; pwd))
+
+if [ ! -d "$PARENT_DIR/vendor/bin" ]; then
+    cd "${PARENT_DIR}"
+    php -r "readfile('https://getcomposer.org/installer');" | php
+    php "$PARENT_DIR/composer.phar" install --prefer-source
+fi
\ No newline at end of file