diff --git a/.gitignore b/.gitignore
index 6966c3c01..a9dcf2faf 100644
--- a/.gitignore
+++ b/.gitignore
@@ -36,3 +36,4 @@ www/common/onlyoffice/v*
 /www/common/onlyoffice/dist/
 /install-onlyoffice-docker.key
 /onlyoffice-dist/
+/onlyoffice.properties
diff --git a/install-onlyoffice.sh b/install-onlyoffice.sh
index 2fa1ed6bf..f9f2033fb 100755
--- a/install-onlyoffice.sh
+++ b/install-onlyoffice.sh
@@ -5,11 +5,17 @@ set -euo pipefail
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
 BUILDS_DIR=$SCRIPT_DIR/onlyoffice-builds.git
 OO_DIR=$SCRIPT_DIR/www/common/onlyoffice/dist
+PROPS_FILE="$SCRIPT_DIR"/onlyoffice.properties
+
+declare -A props
 
 main () {
+	load_props
 	parse_arguments "$@"
 	validate_arguments
 
+	ask_for_license
+
 	mkdir -p "$OO_DIR"
 	install_version v1 4f370beb
 	install_version v2b d9da72fd
@@ -27,6 +33,22 @@ main () {
 	fi
 }
 
+load_props () {
+	if [ -e "$PROPS_FILE" ]; then
+		while IFS='=' read -r key value; do
+			props["$key"]="$value"
+		done < "$PROPS_FILE"
+	fi
+}
+
+set_prop () {
+	props["$1"]="$2"
+
+	for i in "${!props[@]}"; do
+		echo "$i=${props[$i]}"
+	done > "$PROPS_FILE"
+}
+
 parse_arguments () {
 	while [[ $# -gt 0 ]]; do
 		case $1 in
@@ -64,6 +86,19 @@ validate_arguments () {
 	fi
 }
 
+ask_for_license () {
+	if [ "${props[agree_license]:-no}" == yes ]; then
+		return
+	fi
+
+	less << EOF
+License
+EOF
+	read -rp "Do you acceppt the license? (Y/N): " confirm \
+		&& [[ $confirm == [yY] || $confirm == [yY][eE][sS] ]] || exit 1
+	set_prop "agree_license" yes
+}
+
 show_help () {
 	cat << EOF
 install-onlyoffice installs or upgrades OnlyOffice.