diff --git a/patches/systemvm/debian/config/root/edithosts.sh b/patches/systemvm/debian/config/root/edithosts.sh
index acd00d031c4..cb22f8a3ea7 100755
--- a/patches/systemvm/debian/config/root/edithosts.sh
+++ b/patches/systemvm/debian/config/root/edithosts.sh
@@ -48,13 +48,6 @@ then
     exit 1
 fi
 
-lock_rr="rrouter"
-locked_rr=$(getLockFile $lock_rr)
-if [ "$locked_rr" != "1" ]
-then
-    exit 1
-fi
-
 grep "redundant_router=1" /var/cache/cloud/cmdline > /dev/null
 no_redundant=$?
 
@@ -136,5 +129,4 @@ else
 fi
 
 ret=$?
-releaseLockFile $lock_rr $locked_rr
 unlock_exit $ret $lock $locked
diff --git a/patches/systemvm/debian/config/root/func.sh b/patches/systemvm/debian/config/root/func.sh
index c1a73441708..7fb797c10ac 100644
--- a/patches/systemvm/debian/config/root/func.sh
+++ b/patches/systemvm/debian/config/root/func.sh
@@ -1,7 +1,6 @@
 #!/bin/bash
 
-# IMPORTANT: Ordering of lock:
-# biglock --> rrouter
+# Only one lock is allowed: biglock
 
 # getLockFile() parameters
 # $1 lock filename
diff --git a/patches/systemvm/debian/config/root/redundant_router/backup.sh.templ b/patches/systemvm/debian/config/root/redundant_router/backup.sh.templ
index 394e9a7aae2..8378f64663d 100644
--- a/patches/systemvm/debian/config/root/redundant_router/backup.sh.templ
+++ b/patches/systemvm/debian/config/root/redundant_router/backup.sh.templ
@@ -2,7 +2,7 @@
 
 source /root/func.sh
 
-lock="rrouter"
+lock="biglock"
 locked=$(getLockFile $lock)
 if [ "$locked" != "1" ]
 then
diff --git a/patches/systemvm/debian/config/root/redundant_router/checkrouter.sh.templ b/patches/systemvm/debian/config/root/redundant_router/checkrouter.sh.templ
index d43c181e2d8..c1baf191ec4 100755
--- a/patches/systemvm/debian/config/root/redundant_router/checkrouter.sh.templ
+++ b/patches/systemvm/debian/config/root/redundant_router/checkrouter.sh.templ
@@ -2,7 +2,7 @@
 
 source /root/func.sh
 
-lock="rrouter"
+lock="biglock"
 locked=$(getLockFile $lock)
 if [ "$locked" != "1" ]
 then
diff --git a/patches/systemvm/debian/config/root/redundant_router/fault.sh.templ b/patches/systemvm/debian/config/root/redundant_router/fault.sh.templ
index c29dd3d7893..2305fb24c0a 100644
--- a/patches/systemvm/debian/config/root/redundant_router/fault.sh.templ
+++ b/patches/systemvm/debian/config/root/redundant_router/fault.sh.templ
@@ -2,7 +2,7 @@
 
 source /root/func.sh
 
-lock="rrouter"
+lock="biglock"
 locked=$(getLockFile $lock)
 if [ "$locked" != "1" ]
 then
diff --git a/patches/systemvm/debian/config/root/redundant_router/master.sh.templ b/patches/systemvm/debian/config/root/redundant_router/master.sh.templ
index 3c07f3ef860..c8d06374de2 100644
--- a/patches/systemvm/debian/config/root/redundant_router/master.sh.templ
+++ b/patches/systemvm/debian/config/root/redundant_router/master.sh.templ
@@ -2,7 +2,7 @@
 
 source /root/func.sh
 
-lock="rrouter"
+lock="biglock"
 locked=$(getLockFile $lock)
 if [ "$locked" != "1" ]
 then