diff --git a/.travis.yml b/.travis.yml
index 7b9b30ed1..c0162136c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -57,13 +57,14 @@ install:
     fi
 
   # Install luarocks (for the selected Lua version).
-  - travis_retry wget https://keplerproject.github.io/luarocks/releases/luarocks-2.3.0.tar.gz
-  - tar xf luarocks-2.3.0.tar.gz
-  - cd luarocks-2.3.0
-  - ./configure --lua-version=$LUA --with-lua-include=${LUAINCLUDE} ${LUAROCKS_ARGS}
-  - make build
-  - sudo make install
-  - cd ..
+  - |
+    travis_retry wget https://keplerproject.github.io/luarocks/releases/luarocks-2.3.0.tar.gz
+    tar xf luarocks-2.3.0.tar.gz
+    cd luarocks-2.3.0
+    ./configure --lua-version=$LUA --with-lua-include=${LUAINCLUDE} ${LUAROCKS_ARGS}
+    make build
+    sudo make install
+    cd ..
 
   # lgi.
   - sudo apt-get install -y gir1.2-pango-1.0 libgirepository1.0-dev