diff --git a/build.gradle b/build.gradle
index 5c7746a7..5d3acbac 100644
--- a/build.gradle
+++ b/build.gradle
@@ -15,7 +15,7 @@ repositories {
 }
 
 ext.webjarsFontawesomeVersion = "4.7.0"
-ext.webjarsBootstrapVersion = "5.1.3"
+ext.webjarsBootstrapVersion = "5.3.1"
 
 dependencies {
   implementation 'org.springframework.boot:spring-boot-starter-cache'