diff --git a/config/app.config b/config/app.config
index b6d7b47..27a060c 100644
--- a/config/app.config
+++ b/config/app.config
@@ -3,12 +3,12 @@
 //---------------------------------------------
 BuildMajor = 2026
 BuildMinor = 1
-BuildRev = 4
+BuildRev = 5
 BuildNumber = 0
 // NB: the BuildType is overridden in the environment-specific settings below.
 BuildType = "Development"
 
-firefly.tag.name = "release-2026.1.4"
+firefly.tag.name = "release-2026.1.5"
 
 mail.transport.protocol = "smtp"
 mail.smtp.host = "mail.ncsa.illinois.edu"