diff --git a/dependencies.gradle b/dependencies.gradle
index 9f6adcf8659..00d6d9d0e54 100644
--- a/dependencies.gradle
+++ b/dependencies.gradle
@@ -97,7 +97,7 @@ final Map<String, String> libraries = [
   servletApi          : 'javax.servlet:javax.servlet-api:4.0.1',
   slf4j               : 'org.slf4j:slf4j-api:1.7.32',
   spark               : 'com.sparkjava:spark-core:2.7.2',
-  spring              : 'org.springframework:spring-core:4.3.30.RELEASE',
+  spring              : 'org.springframework:spring-core:5.3.9',
   springSecurity      : 'org.springframework.security:spring-security-config:4.2.20.RELEASE',
   springTestJunit5    : 'com.github.sbrannen:spring-test-junit5:1.5.0',
   systemRules         : 'com.github.stefanbirkner:system-rules:1.19.0',