diff --git a/pdb-ui/build.gradle b/pdb-ui/build.gradle
index d6b12dc..beec09a 100644
--- a/pdb-ui/build.gradle
+++ b/pdb-ui/build.gradle
@@ -13,15 +13,15 @@ dependencies {
 	compile project(':performanceDb')
 	compile project(':pdb-plotting')
 	
-	compile('org.springframework.boot:spring-boot-starter-mustache:1.5.8.RELEASE') {
+	compile('org.springframework.boot:spring-boot-starter-mustache:1.5.9.RELEASE') {
 		exclude module: 'spring-boot-starter-logging'
 	}
-	compile("org.springframework.boot:spring-boot-starter-web:1.5.8.RELEASE"){
+	compile("org.springframework.boot:spring-boot-starter-web:1.5.9.RELEASE"){
 		exclude module: 'spring-boot-starter-logging'
 	}
-	compile("org.springframework.boot:spring-boot-starter-log4j2:1.5.8.RELEASE")
+	compile("org.springframework.boot:spring-boot-starter-log4j2:1.5.9.RELEASE")
 	
-	testCompile("org.springframework.boot:spring-boot-starter-test:1.5.8.RELEASE")
+	testCompile("org.springframework.boot:spring-boot-starter-test:1.5.9.RELEASE")
 }
 
 jar {