diff --git a/install.sh b/install.sh
index ae5ec57..2f31027 100755
--- a/install.sh
+++ b/install.sh
@@ -29,7 +29,6 @@ copy_files() {
 	cp wmde-rp-generate-known-hosts.sh $PREFIX/
 	#cp wmde-rp-usersync-nfs.sh $PREFIX/
 	cp wmde-rp-unison-ssh.sh $PREFIX/
-	cp wmde-rp-progress.sh $PREFIX/
 	cp wmde-rp-common.sh $PREFIX/
 	cp wmde-rp-osync-ssh.sh $PREFIX/
 	chmod 755 $PREFIX/*
@@ -76,6 +75,26 @@ if [ "$OS" = "DEBIAN" ]; then
 	rm -rf unison_temp
 
 	copy_files
+
+	FILE="/etc/pam.d/common-session"
+	LINE="session required pam_exec.so stdout /usr/local/bin/wmde/wmde-rp-init.sh"
+	FOUND=0
+
+	# Datei zeilenweise prüfen
+	while IFS= read -r existing_line; do
+		if [ "$existing_line" = "$LINE" ]; then
+        		FOUND=1
+	        	break
+		fi
+	done < "$FILE"
+
+	if [ "$FOUND" -eq 0 ]; then
+		echo "$LINE" >> "$FILE"
+		echo "Zeile hinzugefügt."
+	else
+		echo "Zeile ist bereits vorhanden."
+	fi
+
 fi