diff --git a/core/src/net/sf/openrocket/gui/dialogs/AboutDialog.java b/core/src/net/sf/openrocket/gui/dialogs/AboutDialog.java
index 598b5cfb8..c3589b7ec 100644
--- a/core/src/net/sf/openrocket/gui/dialogs/AboutDialog.java
+++ b/core/src/net/sf/openrocket/gui/dialogs/AboutDialog.java
@@ -41,7 +41,7 @@ public class AboutDialog extends JDialog {
"Sky Dart Team (Russian)
" +
"Mauro Biasutti (Italian)
" +
"Vladimir Beran (Czech)
" +
- "Polish Rocketry Society / Ćukasz & Alex kazanski (Polish)
" +
+ "Polish Rocketry Society / \u0141ukasz & Alex kazanski (Polish)
" +
"OpenRocket utilizes the following libraries:
" +
"MiG Layout (http://www.miglayout.com/)
" +
"JFreeChart (http://www.jfree.org/jfreechart/)
" +