diff --git a/buildiso.sh b/buildiso.sh
index 7c1d10d..80fb35b 100755
--- a/buildiso.sh
+++ b/buildiso.sh
@@ -20,13 +20,13 @@ outFolder="${src_dir}/out"
 build_list_iso="desktop"
 clean_first=true
 verbose=false
-build_in_ram=true
+build_in_ram=false
 remove_build_dir=false
 
 usage() {
     echo "Usage: ${0##*/} [options]"
     echo '    -c                 Disable clean work dir'
-    echo '    -r                 Disable building in RAM on systems with more than 23GB RAM'
+    echo '    -r                 Enable building in RAM on systems with more than 23GB RAM'
     echo '    -w                 Remove build directory (not the ISO) after ISO file is built'
     echo "    -p <profile>       Buildset or profile [default: ${build_list_iso}]"
     echo '    -v                 Verbose output to log file, show profile detail (-q)'
@@ -44,7 +44,7 @@ while getopts "${opts}" arg; do
     case "${arg}" in
         c) clean_first=false ;;
         p) build_list_iso="$OPTARG" ;;
-        r) build_in_ram=false ;;
+        r) build_in_ram=true ;;
         w) remove_build_dir=true ;;
         v) verbose=true ;;
         h|?) usage 0 ;;