diff --git a/guac-install.sh b/guac-install.sh
index f5f7c60..6651787 100644
--- a/guac-install.sh
+++ b/guac-install.sh
@@ -139,6 +139,8 @@ fi
 # Install features
 echo -e "${BLUE}Installing dependencies. This might take a few minutes...${NC}"
 
+export DEBIAN_FRONTEND=noninteractive
+
 apt-get -y install build-essential libcairo2-dev ${JPEGTURBO} ${LIBPNG} libossp-uuid-dev libavcodec-dev libavutil-dev \
 libswscale-dev libfreerdp-dev libpango1.0-dev libssh2-1-dev libtelnet-dev libvncserver-dev libpulse-dev libssl-dev \
 libvorbis-dev libwebp-dev ${MYSQL} libmysql-java ${TOMCAT} freerdp-x11 \