diff --git a/build.gradle b/build.gradle
index 311a6b5d..a558a545 100644
--- a/build.gradle
+++ b/build.gradle
@@ -9,7 +9,7 @@ plugins {
 group 'org.tonybaloney.security'
 version '1.23.1'
 
-def ktor_version = "1.5.2"
+def ktor_version = "1.5.3"
 def kotlin_version = "1.4.32"
 
 repositories {