diff --git a/src/BusinessCardManagement.java b/src/BusinessCardManagement.java
index 39bfdda..dd41703 100644
--- a/src/BusinessCardManagement.java
+++ b/src/BusinessCardManagement.java
@@ -435,10 +435,11 @@
     }
 
     private Path getCSVFilePath() throws URISyntaxException {
-    	return Paths.get(Main.class.getProtectionDomain()
+    	Path base = Paths.get(Main.class.getProtectionDomain()
 		        .getCodeSource()
 		        .getLocation()
-		        .toURI().toString().substring(6) + "/../startup.csv");
+		        .toURI());
+		return base.getParent().resolve("startup.csv");
     }
 
 }
\ No newline at end of file