diff --git a/src/main/java/the/bytecode/club/bytecodeviewer/Constants.java b/src/main/java/the/bytecode/club/bytecodeviewer/Constants.java
index dcc9329c..8c502742 100644
--- a/src/main/java/the/bytecode/club/bytecodeviewer/Constants.java
+++ b/src/main/java/the/bytecode/club/bytecodeviewer/Constants.java
@@ -57,15 +57,20 @@ public class Constants
 		//hides the BCV directory
 		if (isWindows() && !BCVDir.isHidden())
 		{
-			try {
-				BytecodeViewer.sm.pauseBlocking();
-				// Hide file by running attrib system command (on Windows)
-				Runtime.getRuntime().exec("attrib +H " + BCVDir.getAbsolutePath());
-			} catch (Exception e) {
-				//ignore
-			} finally {
-				BytecodeViewer.sm.resumeBlocking();
-			}
+			new Thread(()->{
+				try {
+					BytecodeViewer.sm.pauseBlocking();
+					
+					// Hide file by running attrib system command (on Windows)
+					Process p = new ProcessBuilder("attrib",
+							"+H",
+							BCVDir.getAbsolutePath()).start();
+				} catch (Exception e) {
+					//ignore
+				} finally {
+					BytecodeViewer.sm.resumeBlocking();
+				}
+			}, "Hide BCV Dir").start();
 		}
 		
 		return BCVDir.getAbsolutePath();