diff --git a/build.gradle b/build.gradle
index bb609dd..3b45361 100644
--- a/build.gradle
+++ b/build.gradle
@@ -18,22 +18,21 @@ repositories {
     mavenCentral() }
 
 dependencies {
-    compile 'ch.qos.logback:logback-classic:1.1.2'
-    compile 'ch.qos.logback:logback-core:1.1.2'
-    compile 'com.impossibl.pgjdbc-ng:pgjdbc-ng:0.3'
+    compile 'ch.qos.logback:logback-classic:1.1.8'
+    compile 'ch.qos.logback:logback-core:1.1.8'
+    compile 'com.impossibl.pgjdbc-ng:pgjdbc-ng:0.6'
     compile 'com.lambdaworks:scrypt:1.4.0'
-    compile 'com.zaxxer:HikariCP-java6:2.3.2'
+    compile 'com.zaxxer:HikariCP:2.5.1'
     compile 'javax:javaee-api:7.0'
     compile 'javax.ws.rs:javax.ws.rs-api:2.0.1'
     compile 'joda-time:joda-time:2.7'
-    compile 'org.codehaus.groovy:groovy-all:2.3.6'
-    compile 'org.slf4j:slf4j-api:1.7.10'
+    compile 'org.codehaus.groovy:groovy-all:2.4.7'
+    compile 'org.slf4j:slf4j-api:1.7.22'
     runtime 'com.fasterxml.jackson.jaxrs:jackson-jaxrs-json-provider:2.3.2'
     runtime 'org.glassfish.jersey.containers:jersey-container-servlet:2.16'
     runtime 'org.glassfish.jersey.media:jersey-media-json-jackson:2.16'
     providedCompile 'javax.servlet:javax.servlet-api:3.1.0'
 
-    testCompile 'com.jdbernard:jdb-util:3.4'
     testCompile 'junit:junit:4.12'
     testRuntime 'com.h2database:h2:1.4.186'
 
diff --git a/src/main/groovy/com/jdbernard/nlsongs/model/Service.groovy b/src/main/groovy/com/jdbernard/nlsongs/model/Service.groovy
index 849e6c9..330db74 100644
--- a/src/main/groovy/com/jdbernard/nlsongs/model/Service.groovy
+++ b/src/main/groovy/com/jdbernard/nlsongs/model/Service.groovy
@@ -16,7 +16,7 @@ public class Service implements Serializable {
         Service that = (Service) thatObj
 
         return (this.id == that.id &&
-                this.date == (that.@date) &&
+                this.date == (that.rawDate) &&
                 this.serviceType == that.serviceType) }
 
     public void setDate(Date date) { this.date = LocalDate.fromDateFields(date) }
@@ -26,4 +26,8 @@ public class Service implements Serializable {
     public Date getDate() { return this.date.toDate() }
 
     public String toString() { return "$id: $date - $serviceType" }
+
+    // Needed only because the @directFieldAccesor syntax stopped working in
+    // Groovy 2.4.7
+    private LocalDate getRawDate() { return this.date }
 }
diff --git a/src/test/groovy/com/jdbernard/nlsongs/rest/SongsResourceTest.groovy b/src/test/groovy/com/jdbernard/nlsongs/rest/SongsResourceTest.groovy
index 8763722..6182035 100644
--- a/src/test/groovy/com/jdbernard/nlsongs/rest/SongsResourceTest.groovy
+++ b/src/test/groovy/com/jdbernard/nlsongs/rest/SongsResourceTest.groovy
@@ -1,6 +1,5 @@
 package com.jdbernard.nlsongs.rest
 
-import com.jdbernard.net.HttpContext
 import org.junit.Test
 import org.junit.AfterClass
 import org.junit.BeforeClass