diff --git a/tools/approve-auto-update.sh b/tools/approve-auto-update.sh
index 3f783ed6..232fc099 100755
--- a/tools/approve-auto-update.sh
+++ b/tools/approve-auto-update.sh
@@ -1,8 +1,13 @@
 #!/usr/bin/env bash
 
+port=12391
+if [ $# -gt 0 -a "$1" = "-t" ]; then
+	port=62391
+fi
+
 printf "Searching for auto-update transactions to approve...\n";
 
-tx=$( curl --silent --url "http://localhost:12391/arbitrary/search?txGroupId=1&service=1&confirmationStatus=CONFIRMED&limit=1&reverse=true" );
+tx=$( curl --silent --url "http://localhost:${port}/arbitrary/search?txGroupId=1&service=1&confirmationStatus=CONFIRMED&limit=1&reverse=true" );
 if fgrep --silent '"approvalStatus":"PENDING"' <<< "${tx}"; then
 	true
 else
@@ -24,7 +29,7 @@ read -s privkey
 printf "\n"
 
 # Convert to public key
-pubkey=$( curl --silent --url "http://localhost:12391/utils/publickey" --data @- <<< "${privkey}" );
+pubkey=$( curl --silent --url "http://localhost:${port}/utils/publickey" --data @- <<< "${privkey}" );
 if egrep -v --silent '^\w{44,46}$' <<< "${pubkey}"; then
 	printf "Invalid response from API - was your private key correct?\n%s\n" "${pubkey}"
 	exit
@@ -32,11 +37,11 @@ fi
 printf "Your public key: %s\n" ${pubkey}
 
 # Convert to address
-address=$( curl --silent --url "http://localhost:12391/addresses/convert/${pubkey}" );
+address=$( curl --silent --url "http://localhost:${port}/addresses/convert/${pubkey}" );
 printf "Your address: %s\n" ${address}
 
 # Grab last reference
-lastref=$( curl --silent --url "http://localhost:12391/addresses/lastreference/{$address}" );
+lastref=$( curl --silent --url "http://localhost:${port}/addresses/lastreference/{$address}" );
 printf "Your last reference: %s\n" ${lastref}
 
 # Build GROUP_APPROVAL transaction
@@ -54,7 +59,7 @@ tx_json=$( cat <<TX_END
 TX_END
 )
 
-raw_tx=$( curl --silent --header "Content-Type: application/json" --url "http://localhost:12391/groups/approval" --data @- <<< "${tx_json}" )
+raw_tx=$( curl --silent --header "Content-Type: application/json" --url "http://localhost:${port}/groups/approval" --data @- <<< "${tx_json}" )
 if egrep -v --silent '^\w{100,}' <<< "${raw_tx}"; then
 	printf "Building GROUP_APPROVAL transaction failed:\n%s\n" "${raw_tx}"
 	exit
@@ -69,7 +74,7 @@ sign_json=$( cat <<SIGN_END
 }
 SIGN_END
 )
-signed_tx=$( curl --silent --header "Content-Type: application/json" --url "http://localhost:12391/transactions/sign" --data @- <<< "${sign_json}" )
+signed_tx=$( curl --silent --header "Content-Type: application/json" --url "http://localhost:${port}/transactions/sign" --data @- <<< "${sign_json}" )
 printf "\nSigned tx:\n%s\n" ${signed_tx}
 if egrep -v --silent '^\w{100,}' <<< "${signed_tx}"; then
 	printf "Signing GROUP_APPROVAL transaction failed:\n%s\n" "${signed_tx}"
@@ -88,5 +93,5 @@ for ((seconds = 5; seconds > 0; seconds--)); do
 done
 
 printf "\rBroadcasting signed GROUP_APPROVAL transaction...      \n"
-result=$( curl --silent --url "http://localhost:12391/transactions/process" --data @- <<< "${signed_tx}" )
+result=$( curl --silent --url "http://localhost:${port}/transactions/process" --data @- <<< "${signed_tx}" )
 printf "API response:\n%s\n" "${result}"
diff --git a/tools/publish-auto-update.pl b/tools/publish-auto-update.pl
index 6599baac..e9092e83 100755
--- a/tools/publish-auto-update.pl
+++ b/tools/publish-auto-update.pl
@@ -33,13 +33,17 @@ while (<POM>) {
 }
 close(POM);
 
-# short-form commit hash on 'master' branch
+# determine git branch
+my $branch_name = ` git symbolic-ref -q HEAD `
+$branch_name =~ s|^refs/heads/||; # ${branch_name##refs/heads/}
+
+# short-form commit hash on base branch (non-auto-update)
 my $commit_hash = `git show --no-patch --format=%h`;
 die("Can't find commit hash\n") if ! defined $commit_hash;
 chomp $commit_hash;
-printf "Commit hash on 'master' branch: %s\n", $commit_hash;
+printf "Commit hash on '%s' branch: %s\n", $branch_name, $commit_hash;
 
-# build timestamp / commit timestamp on 'master' branch
+# build timestamp / commit timestamp on base branch
 my $timestamp = `git show --no-patch --format=%ct`;
 die("Can't determine commit timestamp\n") if ! defined $timestamp;
 $timestamp *= 1000; # Convert to milliseconds
@@ -133,4 +137,4 @@ chomp $result;
 die("Transaction wasn't accepted:\n$result\n") unless $result eq 'true';
 
 my $decoded_tx = `curl --silent -H "Content-Type: application/json" --url http://localhost:${port}/transactions/decode --data ${signed_tx}`;
-printf "\nTransaction accepted:\n$decoded_tx\n";
\ No newline at end of file
+printf "\nTransaction accepted:\n$decoded_tx\n";