diff --git a/gradle.properties b/gradle.properties
index 4afe580..07d54ca 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -19,7 +19,7 @@ mailVersion=2.0.0
 springSecurityAclVersion=5.1.2.RELEASE
 chromeDriverVersion=2.45.0
 geckoDriverVersion=0.24.0
-springSecurityCoreVersion=4.0.4
+springSecurityCoreVersion=5.1.0
 springSecurityVersion=5.1.2.RELEASE
 org.gradle.daemon=true
 org.gradle.parallel=false