diff --git a/setup-ubuntu.bash b/setup-ubuntu.bash
index cc81f45..ba32d3e 100644
--- a/setup-ubuntu.bash
+++ b/setup-ubuntu.bash
@@ -17,10 +17,10 @@ if [ -z "$(which fail2ban-server | grep fail2ban)" ]; then
 fi
 
 # git, wget, curl, build-essential
-if [ -z "$(which git | grep git)" ] || [ -z "$(which wget | grep wget)" ] || [ -z "$(which curl | grep curl)" ] || [ -z "$(which gcc | grep gcc)" ] || [ -z "$(which rsync | grep rsync)" ]
+if [ -z "$(which pkg-config | grep pkg-config)" ] || -z "$(which git | grep git)" ] || [ -z "$(which wget | grep wget)" ] || [ -z "$(which curl | grep curl)" ] || [ -z "$(which gcc | grep gcc)" ] || [ -z "$(which rsync | grep rsync)" ]
 then
   echo "installing git, wget, curl, build-essential, rsync..."
-  sudo bash -c "apt-get install -qq -y git wget curl build-essential rsync < /dev/null" > /dev/null 2>/dev/null
+  sudo bash -c "apt-get install -qq -y git wget curl build-essential rsync pkg-config < /dev/null" > /dev/null 2>/dev/null
 fi
 
 # node