diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..e9e9d16
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,3 @@
+.vagrant/
+*.pcap
+*.log
\ No newline at end of file
diff --git a/shell-provisioners/bootstrap-open5gs.sh b/shell-provisioners/bootstrap-open5gs.sh
index d0b32d4..8195a0f 100644
--- a/shell-provisioners/bootstrap-open5gs.sh
+++ b/shell-provisioners/bootstrap-open5gs.sh
@@ -35,7 +35,7 @@ else
   echo "No need to reconfigure AMF config. Skipping..."
 fi
 
-if [ ! -f /etc/open5gs/amf.yaml.bkp ]
+if [ ! -f /etc/open5gs/upf.yaml.bkp ]
 then
  cp /etc/open5gs/upf.yaml /etc/open5gs/upf.yaml.bkp
  ip_private=$1 yq eval '.upf.gtpu[0].addr=env(ip_private)' -i -I4 /etc/open5gs/upf.yaml
diff --git a/shell-provisioners/bootstrap-ueransim.sh b/shell-provisioners/bootstrap-ueransim.sh
index 2fa3f2d..1f68ea6 100644
--- a/shell-provisioners/bootstrap-ueransim.sh
+++ b/shell-provisioners/bootstrap-ueransim.sh
@@ -14,6 +14,8 @@ nc -zvu $2 2152
 
 echo "----- Compile & Install UERANSIM ------"
 apt-get update
+apt-get upgrade
+
 apt-get install -y make gcc g++ libsctp-dev lksctp-tools iproute2 screen
 snap install cmake --classic
 cd /home/vagrant