diff --git a/src/libraries/noise1234/simplexnoise1234.cpp b/src/libraries/noise1234/simplexnoise1234.cpp
index b2caec4ad..71039d757 100644
--- a/src/libraries/noise1234/simplexnoise1234.cpp
+++ b/src/libraries/noise1234/simplexnoise1234.cpp
@@ -1,5 +1,5 @@
 // SimplexNoise1234
-// Copyright © 2003-2011, Stefan Gustavson
+// Copyright © 2003-2011, Stefan Gustavson
 //
 // Contact: stegu@itn.liu.se
 //
diff --git a/src/libraries/noise1234/simplexnoise1234.h b/src/libraries/noise1234/simplexnoise1234.h
index 137edf5dc..33bb25b59 100644
--- a/src/libraries/noise1234/simplexnoise1234.h
+++ b/src/libraries/noise1234/simplexnoise1234.h
@@ -1,5 +1,5 @@
 // SimplexNoise1234
-// Copyright � 2003-2011, Stefan Gustavson
+// Copyright © 2003-2011, Stefan Gustavson
 //
 // Contact: stegu@itn.liu.se
 //