diff --git a/src/warden-client/sh/install.sh b/src/warden-client/sh/install.sh
index bfe0793a1ed949da9824466e2404ed4efe48cc82..983f933bae29c9c3a7bc5b8daa93edc0941a70d4 100755
--- a/src/warden-client/sh/install.sh
+++ b/src/warden-client/sh/install.sh
@@ -143,8 +143,8 @@ params_chck()
 
 old_client_chck()
 {
-	old_package_version="$etc/package_version.txt"
-	if [ -f $old_package_version ]; then
+	old_package_version_file="$etc/package_version.txt"
+	if [ -f $old_package_version_file ]; then
 		echo "Sorry, but $old_package_version package is installed!"
 		echo "For update of warden client package please use update.sh script."
 		exit 1
diff --git a/src/warden-client/sh/uninstall.sh b/src/warden-client/sh/uninstall.sh
index 1c8d12d3255b6787eddc1ee17c3dba2021e65eac..01424a3892ca871694ba662b83ce4bee6f7a4b13 100755
--- a/src/warden-client/sh/uninstall.sh
+++ b/src/warden-client/sh/uninstall.sh
@@ -63,8 +63,7 @@ err()
 {
 	echo "FAILED!"
 	cat $err
-	rm -rf $err
-	rm -rf $backup_dir
+	rm -rf $err $backup_dir
 	echo
 	echo "Uninstallation of $package_version package FAILED!!!"
 	exit 1
@@ -78,8 +77,7 @@ err_clean()
 	rm -rf "$client_path/*" > /dev/null 2>&1
 	cp -R "$backup_dir/*" $client_path
 	cat $err
-	rm -rf $err
-	rm -rf $backup_dir
+	rm -rf $err $backup_dir
 	echo
 	echo "Uninstallation of $package_version package FAILED!!!"
 	exit 1
@@ -124,6 +122,16 @@ params_chck()
 }
 
 
+obtain_package_version()
+{
+	if [ -f $old_package_version_file ]; then 
+		package_version=`cat $old_package_version_file`
+	else
+		package_version="unknown"
+	fi
+}
+
+
 uninstallation_dir_chck()
 {
 	echo -n "Checking uninstallation directory ... "
@@ -160,7 +168,7 @@ backup()
 	fi
 }
 
-uninstall_warden-client()
+uninstall_warden_client()
 {
 	echo -n "Uninstalling $package_version package ... "
 	rm -rf $client_path 2> $err; ret_val=`echo $?`
@@ -200,16 +208,12 @@ params_chck
 # create variables
 client_path="$prefix/warden-client"
 etc="$client_path/etc"
+old_package_version_file="$etc/package_version.txt"
 err="/tmp/warden-err"
 backup_dir="/tmp/warden-backup"
 
 # obtain version of installed warden-client package
-old_package_version="$etc/package_verion.txt"
-if [ -f $old_package_version ]; then 
-	package_version=`cat $etc/package_version.txt`
-else
-	package_version="unknown"
-fi
+obtain_package_version
 
 echo
 echo "------------------------- Uninstallation process --------------------------------"
@@ -224,13 +228,12 @@ warden_dir_chck
 backup
 
 # do uninstallation
-uninstall_warden-client
+uninstall_warden_client
 
 echo
 echo "Uninstallation of $package_version package was SUCCESSFUL!!!"
 
 # cleanup section
-rm -rf $err
-rm -rf $backup_dir
+rm -rf $err $backup_dir
 
 exit 0