diff --git a/.travis.yml b/.travis.yml
index 24ccf7e6763..4aa3bc3ff3d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -53,9 +53,8 @@ script:
 # built & installed.
  - function install_from_tarball {
    export SRC_TGZ=$(cabal info . | awk '{print $2 ".tar.gz";exit}') ;
-   export CABAL_LIB_VERSION=$(ghc-pkg latest Cabal | gawk 'match($0, /^Cabal-(.*)$/, a) {print a[1]}') ;
    if [ -f "dist/$SRC_TGZ" ]; then
-      cabal install -j1 --cabal-lib-version=$CABAL_LIB_VERSION "dist/$SRC_TGZ" -v2;
+      cabal install -j1 "dist/$SRC_TGZ" -v2;
    else
       echo "expected 'dist/$SRC_TGZ' not found";
       exit 1;