diff --git a/Bukkit/build.gradle b/Bukkit/build.gradle
index 9fa1f8cf1..4e69d6a41 100644
--- a/Bukkit/build.gradle
+++ b/Bukkit/build.gradle
@@ -87,6 +87,7 @@ shadowJar {
         include(dependency("io.papermc:paperlib:1.0.2"))
         include(dependency("net.kyori:text-adapter-bukkit:3.0.3"))
         include(dependency("org.bstats:bstats-bukkit:1.7"))
+        include(dependency("com.github.davidmoten:rtree:0.8.7"))
     }
     relocate('net.kyori.text', 'com.plotsquared.formatting.text')
     relocate("io.papermc.lib", "com.plotsquared.bukkit.paperlib")
diff --git a/Core/pom.xml b/Core/pom.xml
index 280cd8b1a..4e53e831a 100644
--- a/Core/pom.xml
+++ b/Core/pom.xml
@@ -92,6 +92,12 @@
       <version>1.3.72</version>
       <scope>runtime</scope>
     </dependency>
+    <dependency>
+      <groupId>com.github.davidmoten</groupId>
+      <artifactId>rtree</artifactId>
+      <version>0.8.7</version>
+      <scope>runtime</scope>
+    </dependency>
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>