diff --git a/build.gradle b/build.gradle
index 5c6893cdf..4016c2bc6 100644
--- a/build.gradle
+++ b/build.gradle
@@ -26,7 +26,7 @@ ext {
     imageioVersion = "3.12.0"
     lombokVersion = "1.18.38"
     bouncycastleVersion = "1.81"
-    springSecuritySamlVersion = "6.5.2"
+    springSecuritySamlVersion = "6.5.3"
     openSamlVersion = "4.3.2"
     commonmarkVersion = "0.25.1"
     googleJavaFormatVersion = "1.28.0"