diff --git a/install_nginx.sh b/install_nginx.sh
index f9b889a..ea31b04 100644
--- a/install_nginx.sh
+++ b/install_nginx.sh
@@ -65,7 +65,7 @@ if [ "$(readlink -f `which openssl`)" == "/opt/openssl/bin/openssl" ]; then
         fi
     fi
 fi
-if [[ $(vercomp "$openssl_ver" "1.1.1") == "<" ]] || [[ "$force_reinstall_openssl" == "1" ]]; then
+if [[ $(vercomp "${openssl_ver:0:-1}" "1.1.1") == "<" ]] || [[ "$force_reinstall_openssl" == "1" ]]; then
     # Build openssl
     sudo bash -l -c "
         cd /root &&