diff --git a/install_nginx.sh b/install_nginx.sh
index e58d949..d096b70 100644
--- a/install_nginx.sh
+++ b/install_nginx.sh
@@ -35,7 +35,7 @@ if [[ "$openssl_ver" < "1.1.1" ]] || [[ "$force_reinstall_openssl" == "1" ]]; th
         ./config no-ssl2 no-ssl3 zlib-dynamic -fPIC shared --prefix=/opt/openssl &&
         make depend -j$cpu_cores && make install &&
         rm -f /usr/bin/openssl &&
-        ln -s /opt/openssl/bin/* /usr/bin/. &&
+        ln -sf /opt/openssl/bin/* /usr/bin/. &&
         echo '/opt/openssl/lib' > /etc/ld.so.conf.d/openssl.conf &&
         ldconfig"
     openssl_ver="$target_openssl_ver"
@@ -138,7 +138,7 @@ if [[ "$@" == *"--install-passenger"* ]];then
     gem_path=`which gem`
     path_for_sudo=`sudo bash -l -c 'echo $PATH'`
     path_for_sudo="PATH=$(dirname $gem_path):$path_for_sudo"
-    sudo bash -l -c "$path_for_sudo $gem_path install passenger"
+    $gem_path install passenger
     if [ ! -d "/usr/include/curl" ]; then # /usr/include/curl must exist when building passenger nginx
       sudo apt-get -y install libcurl4-openssl-dev
     fi