diff --git a/DynmapCore/build.gradle b/DynmapCore/build.gradle
index 00216355..70d96cf2 100644
--- a/DynmapCore/build.gradle
+++ b/DynmapCore/build.gradle
@@ -5,7 +5,7 @@ dependencies {
     compile 'org.eclipse.jetty:jetty-server:8.1.21.v20160908'
     compile 'org.eclipse.jetty:jetty-servlet:8.1.21.v20160908'
     compile 'com.googlecode.json-simple:json-simple:1.1.1'
-    compile 'org.yaml:snakeyaml:1.9'
+    compile 'org.yaml:snakeyaml:1.23'
     compile 'com.googlecode.owasp-java-html-sanitizer:owasp-java-html-sanitizer:20180219.1'
 }
 
diff --git a/DynmapCore/src/main/java/org/dynmap/ConfigurationNode.java b/DynmapCore/src/main/java/org/dynmap/ConfigurationNode.java
index 350e41fa..9a8b21cb 100644
--- a/DynmapCore/src/main/java/org/dynmap/ConfigurationNode.java
+++ b/DynmapCore/src/main/java/org/dynmap/ConfigurationNode.java
@@ -45,6 +45,7 @@ public class ConfigurationNode implements Map<String, Object> {
             options.setIndent(4);
             options.setDefaultFlowStyle(DumperOptions.FlowStyle.BLOCK);
             options.setPrettyFlow(true);
+            options.setVersion(DumperOptions.Version.V1_1);
 
             yaml = new Yaml(new SafeConstructor(), new EmptyNullRepresenter(), options);
         }