diff --git a/build.sbt b/build.sbt
index a09f68e..721c88f 100644
--- a/build.sbt
+++ b/build.sbt
@@ -19,6 +19,6 @@ lazy val root = (project in file("."))
 // ensuring deps are updated inside of templates files
 lazy val phantomDeps = Def.settings(
   libraryDependencies ++= Seq(
-    "org.http4s" %% "http4s-ember-server" % "0.23.26"
+    "org.http4s" %% "http4s-ember-server" % "0.23.27"
   )
 )
diff --git a/src/main/g8/$if(mill.truthy)$.$endif$/build.sc b/src/main/g8/$if(mill.truthy)$.$endif$/build.sc
index c874a5b..ad66cc4 100644
--- a/src/main/g8/$if(mill.truthy)$.$endif$/build.sc
+++ b/src/main/g8/$if(mill.truthy)$.$endif$/build.sc
@@ -12,6 +12,6 @@ object service extends SbtModule with Smithy4sModule {
   override def ivyDeps = Agg(
     ivy"com.disneystreaming.smithy4s::smithy4s-core:\${smithy4sVersion()}",
     ivy"com.disneystreaming.smithy4s::smithy4s-http4s-swagger:\${smithy4sVersion()}",
-    ivy"org.http4s::http4s-ember-server:0.23.26"
+    ivy"org.http4s::http4s-ember-server:0.23.27"
   )
 }
diff --git a/src/main/g8/$if(sbt.truthy)$.$endif$/build.sbt b/src/main/g8/$if(sbt.truthy)$.$endif$/build.sbt
index f977611..768ab64 100644
--- a/src/main/g8/$if(sbt.truthy)$.$endif$/build.sbt
+++ b/src/main/g8/$if(sbt.truthy)$.$endif$/build.sbt
@@ -10,7 +10,7 @@ lazy val root = (project in file("."))
     libraryDependencies ++= Seq(
       "com.disneystreaming.smithy4s" %% "smithy4s-http4s" % smithy4sVersion.value,
       "com.disneystreaming.smithy4s" %% "smithy4s-http4s-swagger" % smithy4sVersion.value,
-      "org.http4s" %% "http4s-ember-server" % "0.23.26"
+      "org.http4s" %% "http4s-ember-server" % "0.23.27"
     ),
     Compile / run / fork := true,
     Compile / run / connectInput := true