diff --git a/linux/meta/prometheus.yml b/linux/meta/prometheus.yml
index bea6995..67e4211 100644
--- a/linux/meta/prometheus.yml
+++ b/linux/meta/prometheus.yml
@@ -14,6 +14,7 @@
     SystemDiskSpaceTooLow:
       if: 'predict_linear(disk_free[1h], 8*3600) < 0'
       {% raw %}
+      for: 5m
       labels:
         severity: warning
         service: system
@@ -34,6 +35,7 @@
     SystemDiskInodesTooLow:
       if: 'predict_linear(disk_inodes_free[1h], 8*3600) < 0'
       {% raw %}
+      for: 5m
       labels:
         severity: warning
         service: system
diff --git a/linux/network/interface.sls b/linux/network/interface.sls
index c97e3dc..ddcb8d8 100644
--- a/linux/network/interface.sls
+++ b/linux/network/interface.sls
@@ -121,7 +121,7 @@
 ovs_port_{{ interface_name }}_line1:
   file.replace:
   - name: /etc/network/interfaces
-  - pattern: auto {{ interface_name }}
+  - pattern: auto {{ interface_name }}$
   - repl: ""
 
 ovs_port_{{ interface_name }}_line2:
@@ -246,7 +246,7 @@
 remove_interface_{{ network }}_line1:
   file.replace:
   - name: /etc/network/interfaces
-  - pattern: auto {{ network }}
+  - pattern: auto {{ network }}$
   - repl: ""
 
 remove_interface_{{ network }}_line2: