diff --git a/build.sbt b/build.sbt
index 040f41b..1a4c07c 100644
--- a/build.sbt
+++ b/build.sbt
@@ -18,7 +18,7 @@ ThisBuild / githubWorkflowPublishTargetBranches := Seq.empty
 val Http4sVersion = "0.23.37"
 val CirceVersion = "0.14.16"
 val MunitVersion = "1.3.6"
-val LogbackVersion = "1.6.3"
+val LogbackVersion = "1.6.4"
 val MunitCatsEffectVersion = "2.2.1"
 
 lazy val root = project
diff --git a/src/main/g8/build.sbt b/src/main/g8/build.sbt
index c090fa7..068ec2d 100644
--- a/src/main/g8/build.sbt
+++ b/src/main/g8/build.sbt
@@ -1,7 +1,7 @@
 val Http4sVersion = "0.23.37"
 val CirceVersion = "0.14.16"
 val MunitVersion = "1.3.6"
-val LogbackVersion = "1.6.3"
+val LogbackVersion = "1.6.4"
 val MunitCatsEffectVersion = "2.2.1"
 
 lazy val root = (project in file("."))