diff --git a/build.gradle b/build.gradle
index 6103cb1..d7013cc 100644
--- a/build.gradle
+++ b/build.gradle
@@ -6,7 +6,7 @@ plugins {
 
 String packagePath = 'net.frankheijden.serverutils'
 group = packagePath
-version '1.5.0'
+version '1.5.1'
 sourceCompatibility = targetCompatibility = JavaVersion.VERSION_1_8
 
 repositories {
diff --git a/src/main/java/net/frankheijden/serverutils/managers/CloseableResult.java b/src/main/java/net/frankheijden/serverutils/managers/CloseableResult.java
index ebdd94f..961493e 100644
--- a/src/main/java/net/frankheijden/serverutils/managers/CloseableResult.java
+++ b/src/main/java/net/frankheijden/serverutils/managers/CloseableResult.java
@@ -41,6 +41,7 @@ public class CloseableResult implements Closeable {
      * Attempts to close the closable, essentially wrapping it with try-catch.
      */
     public void tryClose() {
+        if (closeable == null) return;
         try {
             close();
         } catch (IOException ex) {