diff --git a/src/main/java/com/sparrowwallet/drongo/PropertyDefiner.java b/src/main/java/com/sparrowwallet/drongo/PropertyDefiner.java
index b074922..401f6b6 100644
--- a/src/main/java/com/sparrowwallet/drongo/PropertyDefiner.java
+++ b/src/main/java/com/sparrowwallet/drongo/PropertyDefiner.java
@@ -11,7 +11,7 @@ public class PropertyDefiner extends PropertyDefinerBase {
 
     @Override
     public String getPropertyValue() {
-        return isWindows() ? System.getenv("APPDATA") + "/" + application.substring(0, 1).toUpperCase() + application.substring(1) : System.getProperty("user.home") + "/." + application;
+        return isWindows() ? System.getenv("APPDATA") + "/" + application.substring(0, 1).toUpperCase() + application.substring(1).toLowerCase() : System.getProperty("user.home") + "/." + application.toLowerCase();
     }
 
     private boolean isWindows() {