diff --git a/travis/build_env.sh b/travis/build_env.sh
index 252026c586..96b15e8688 100755
--- a/travis/build_env.sh
+++ b/travis/build_env.sh
@@ -46,7 +46,7 @@ fi
 	    fi
 #  HOMEBREW_NO_AUTO_UPDATE=1 brew cask uninstall oclint || true  
 	    #  HOMEBREW_NO_INSTALL_CLEANUP=1  HOMEBREW_NO_AUTO_UPDATE=1 brew install gcc "$MPI_IMPL" openblas python3 ||true
-	    HOMEBREW_NO_INSTALL_CLEANUP=1  HOMEBREW_NO_AUTO_UPDATE=1 brew reinstall gcc hwloc  gsed grep automake autoconf  ||true
+	    HOMEBREW_NO_INSTALL_CLEANUP=1  HOMEBREW_NO_AUTO_UPDATE=1 brew reinstall gcc hwloc  gsed grep automake ||true
 	    if [[ "$MPI_IMPL" != "build_mpich" ]]; then
 		brew list open-mpi >&  /dev/null ; myexit=$?
 		if [[ $myexit == 0 ]]; then HOMEBREW_NO_INSTALL_CLEANUP=1  HOMEBREW_NO_AUTO_UPDATE=1 brew unlink -q open-mpi ||true ; fi