diff --git a/src/main/java/w2phtml/api/ConverterFactory.java b/src/main/java/w2phtml/api/ConverterFactory.java
index dfb7075..34ca0f8 100644
--- a/src/main/java/w2phtml/api/ConverterFactory.java
+++ b/src/main/java/w2phtml/api/ConverterFactory.java
@@ -43,7 +43,7 @@ public class ConverterFactory {
      */
   	public static String getVersion() {
   		Properties prop = new Properties();
-  		ClassLoader loader = Thread.currentThread().getContextClassLoader();
+  		ClassLoader loader = ConverterFactory.class.getClassLoader();
   		InputStream stream = loader.getResourceAsStream(propPath);
   		String version = "Failed to get version";
   		try {
@@ -61,7 +61,7 @@ public class ConverterFactory {
      */
   	public static String getDate() {
   		Properties prop = new Properties();
-  		ClassLoader loader = Thread.currentThread().getContextClassLoader();
+  		ClassLoader loader = ConverterFactory.class.getClassLoader();
   		InputStream stream = loader.getResourceAsStream(propPath);
   		String date = "Failed to get date";
   		try {