diff --git a/devstack/libs/collectd b/devstack/libs/collectd
index 151a270..205edfa 100644
--- a/devstack/libs/collectd
+++ b/devstack/libs/collectd
@@ -30,42 +30,42 @@ function install_collectd {
 
 # Add conf file for plugin
 function adapt_collectd_conf {
-if [ ! -d "$COLLECTD_CONF_DIR" ]; then
+    if [ ! -d "$COLLECTD_CONF_DIR" ]; then
         sudo mkdir -p "$COLLECTD_CONF_DIR"
-fi
+    fi
 
-sudo cp $COLLECTD_CEILOMETER_DIR/etc/collectd.conf.d/collectd-ceilometer-plugin.conf $COLLECTD_CONF_DIR/
+    sudo cp $COLLECTD_CEILOMETER_DIR/etc/collectd.conf.d/collectd-ceilometer-plugin.conf $COLLECTD_CONF_DIR/
 
-# Configure collectd-ceiloemter-plugin.conf
-sudo sed -i 's|ModulePath.*$|ModulePath "'$COLLECTD_CEILOMETER_DIR'"|g' $COLLECTD_CONF_DIR/collectd-ceilometer-plugin.conf
-sudo sed -i 's|VERBOSE.*$|VERBOSE '$COLLECTD_CEILOMETER_VERBOSE'|g' $COLLECTD_CONF_DIR/collectd-ceilometer-plugin.conf
-sudo sed -i 's|BATCH_SIZE.*$|BATCH_SIZE "'$COLLECTD_BATCH_SIZE'"|g' $COLLECTD_CONF_DIR/collectd-ceilometer-plugin.conf
-sudo sed -i 's|OS_AUTH_URL.*$|OS_AUTH_URL "'$OS_AUTH_URL'"|g' $COLLECTD_CONF_DIR/collectd-ceilometer-plugin.conf
-sudo sed -i 's|CEILOMETER_URL_TYPE.*$|CEILOMETER_URL_TYPE "'$CEILOMETER_URL_TYPE'"|g' $COLLECTD_CONF_DIR/collectd-ceilometer-plugin.conf
-sudo sed -i 's|CEILOMETER_TIMEOUT.*$|CEILOMETER_TIMEOUT "'$CEILOMETER_TIMEOUT'"|g' $COLLECTD_CONF_DIR/collectd-ceilometer-plugin.conf
-sudo sed -i 's|OS_PASSWORD.*$|OS_PASSWORD "'$SERVICE_PASSWORD'"|g' $COLLECTD_CONF_DIR/collectd-ceilometer-plugin.conf
-sudo sed -i 's|OS_TENANT_NAME.*$|OS_TENANT_NAME "'$SERVICE_TENANT_NAME'"|g' $COLLECTD_CONF_DIR/collectd-ceilometer-plugin.conf
+    # Configure collectd-ceiloemter-plugin.conf
+    sudo sed -i 's|ModulePath.*$|ModulePath "'$COLLECTD_CEILOMETER_DIR'"|g' $COLLECTD_CONF_DIR/collectd-ceilometer-plugin.conf
+    sudo sed -i 's|VERBOSE.*$|VERBOSE '$COLLECTD_CEILOMETER_VERBOSE'|g' $COLLECTD_CONF_DIR/collectd-ceilometer-plugin.conf
+    sudo sed -i 's|BATCH_SIZE.*$|BATCH_SIZE "'$COLLECTD_BATCH_SIZE'"|g' $COLLECTD_CONF_DIR/collectd-ceilometer-plugin.conf
+    sudo sed -i 's|OS_AUTH_URL.*$|OS_AUTH_URL "'$OS_AUTH_URL'"|g' $COLLECTD_CONF_DIR/collectd-ceilometer-plugin.conf
+    sudo sed -i 's|CEILOMETER_URL_TYPE.*$|CEILOMETER_URL_TYPE "'$CEILOMETER_URL_TYPE'"|g' $COLLECTD_CONF_DIR/collectd-ceilometer-plugin.conf
+    sudo sed -i 's|CEILOMETER_TIMEOUT.*$|CEILOMETER_TIMEOUT "'$CEILOMETER_TIMEOUT'"|g' $COLLECTD_CONF_DIR/collectd-ceilometer-plugin.conf
+    sudo sed -i 's|OS_PASSWORD.*$|OS_PASSWORD "'$SERVICE_PASSWORD'"|g' $COLLECTD_CONF_DIR/collectd-ceilometer-plugin.conf
+    sudo sed -i 's|OS_TENANT_NAME.*$|OS_TENANT_NAME "'$SERVICE_TENANT_NAME'"|g' $COLLECTD_CONF_DIR/collectd-ceilometer-plugin.conf
 
-# Configure custom units
-if [[ "$COLLECTD_CEILOMETER_UNITS" != none ]]; then
-    OIFS=$IFS
-    IFS=','
-    for UNIT in $COLLECTD_CEILOMETER_UNITS
-    do
-        sudo sed -i '/<UNITS>/a\       UNIT '"$UNIT"'' $COLLECTD_CONF_DIR/collectd-ceilometer-plugin.conf
-    done
-    IFS=$OIFS
-fi
+    # Configure custom units
+    if [[ "$COLLECTD_CEILOMETER_UNITS" != none ]]; then
+        OIFS=$IFS
+        IFS=','
+        for UNIT in $COLLECTD_CEILOMETER_UNITS
+        do
+            sudo sed -i '/<UNITS>/a\       UNIT '"$UNIT"'' $COLLECTD_CONF_DIR/collectd-ceilometer-plugin.conf
+        done
+        IFS=$OIFS
+    fi
 
-# Configure collectd logfile plugin
-if [ -n $COLLECTD_LOG_FILE ]; then
-    touch $COLLECTD_LOG_FILE
-fi
+    # Configure collectd logfile plugin
+    if [ -n $COLLECTD_LOG_FILE ]; then
+        touch $COLLECTD_LOG_FILE
+    fi
 
-sudo cp $COLLECTD_CEILOMETER_DIR/etc/collectd.conf.d/logfile.conf $COLLECTD_CONF_DIR/
+    sudo cp $COLLECTD_CEILOMETER_DIR/etc/collectd.conf.d/logfile.conf $COLLECTD_CONF_DIR/
 
-sudo sed -i 's|LogLevel.*$|LogLevel "'$COLLECTD_LOG_LEVEL'"|g' $COLLECTD_CONF_DIR/logfile.conf
-sudo sed -i 's|File.*$|File "'$COLLECTD_LOG_FILE'"|g' $COLLECTD_CONF_DIR/logfile.conf
+    sudo sed -i 's|LogLevel.*$|LogLevel "'$COLLECTD_LOG_LEVEL'"|g' $COLLECTD_CONF_DIR/logfile.conf
+    sudo sed -i 's|File.*$|File "'$COLLECTD_LOG_FILE'"|g' $COLLECTD_CONF_DIR/logfile.conf
 
 }