diff --git a/dev/common_install.sh b/dev/common_install.sh
index 03e8303..702b5c9 100755
--- a/dev/common_install.sh
+++ b/dev/common_install.sh
@@ -10,7 +10,7 @@ PROGRAM_BINARY=$PROGRAM".sh"
 PROGRAM_BATCH=$PROGRAM"-batch.sh"
 SSH_FILTER="ssh_filter.sh"
 
-SCRIPT_BUILD=2018100203
+SCRIPT_BUILD=2018100204
 INSTANCE_ID="installer-$SCRIPT_BUILD"
 
 ## osync / obackup / pmocr / zsnap install script
@@ -87,6 +87,7 @@ else
 fi
 
 include #### UrlEncode SUBSET ####
+include #### IsInteger SUBSET ####
 include #### GetLocalOS SUBSET ####
 include #### GetConfFileValue SUBSET ####