diff --git a/build.sbt b/build.sbt
index de85cf1..5360486 100644
--- a/build.sbt
+++ b/build.sbt
@@ -17,7 +17,7 @@ ThisBuild / resolvers += Resolver.sonatypeCentralSnapshots
 
 ThisBuild / mergifyStewardConfig ~= (_.map(_.withMergeMinors(true)))
 
-val smithyVersion = "1.72.1"
+val smithyVersion = "1.73.0"
 
 val commonSettings = Seq(
   scalacOptions -= "-Xkind-projector:underscores",