diff --git a/build.sbt b/build.sbt
index 1f200f3be..a37323e8b 100644
--- a/build.sbt
+++ b/build.sbt
@@ -16,7 +16,7 @@ val circeVersion = "0.14.1"
 val tsecVersion = "0.4.0"
 val sttpVersion = "3.5.1"
 val prometheusVersion = "0.15.0"
-val tapirVersion = "1.0.0-M3"
+val tapirVersion = "1.0.0-M4"
 val macwireVersion = "2.5.6"
 
 val dbDependencies = Seq(