diff --git a/ab-openldap/ab-openldap.params.template b/ab-openldap/ab-openldap.params.template
index c80f879..012669e 100644
--- a/ab-openldap/ab-openldap.params.template
+++ b/ab-openldap/ab-openldap.params.template
@@ -1,5 +1,6 @@
 #
 ## openldap environment variables
+# version 3.0
 #
 
 ### Usage
diff --git a/ab-openldap/ab-openldap.sh b/ab-openldap/ab-openldap.sh
index 38e4911..3171e26 100755
--- a/ab-openldap/ab-openldap.sh
+++ b/ab-openldap/ab-openldap.sh
@@ -2,6 +2,7 @@
 
 #
 ### start openldap container using params file variables
+# version 3.0
 #
 
 
diff --git a/ab-openldap/backup.params.template b/ab-openldap/backup.params.template
index e9b2711..6f7a75d 100644
--- a/ab-openldap/backup.params.template
+++ b/ab-openldap/backup.params.template
@@ -1,5 +1,6 @@
 #######
 ### openLDAP backup script parameters file
+### version 3.0
 #######
 
 
diff --git a/ab-openldap/backup.sh b/ab-openldap/backup.sh
index faf5afa..a5d2a42 100755
--- a/ab-openldap/backup.sh
+++ b/ab-openldap/backup.sh
@@ -2,6 +2,7 @@
 
 #
 ### backup openLDAP configuration and frontend database(s)
+# version 3.0
 #
 
 # error code reference:
diff --git a/ab-openldap/checksums.sha256 b/ab-openldap/checksums.sha256
index aec139b..a85a135 100644
--- a/ab-openldap/checksums.sha256
+++ b/ab-openldap/checksums.sha256
@@ -1,6 +1,5 @@
-5257cbc175e1f35061e419f54c953875597996d887b3c882990319ecc2371bfd  ab-openldap.params.template
-79d96713f2e0a1e9d8c4192077986fc8e6efe805441595d014931ec56163c3c9  ab-openldap.sh
-3818e56bc2eaa33c57a10b4e7bfdee4674df0d9b41ce665d5ca3853ebdd9212b  backup.params.template
-14b11370f980bd10b3cd96ddf3acab73c723f7594127e38d4b90ad09660b5e0a  backup.sh
-21d4ee71a745fd21f3d7dd187c9f841d65e89fe646f6abf0ffd06ef118c4bbe8  checksums.sha256
+a0f5da182ef4352095e4f82650ed80a527e96a12e11d374a84f89d0a096dda3f  ab-openldap.sh
+68336c195a5605da15e05da6244ccd27864c4703a4d60f652895f863b24ae220  backup.sh
 5f228bddbe83bbaa495ad4095a50778c865d3288179148829820b55d00511ca5  update.sh
+e0a20b8eef4e12c1770595c750ee58c0bedb55d0b735756b3637cd17b761e4d8  ab-openldap.params.template
+42d8a45d203bb729d5dadb9fa9a4b597d6f834468f65676a9f0f3cef92831c4c  backup.params.template