diff --git a/Source/Apps/FDU/fdu.doc b/Source/Apps/FDU/fdu.doc
index e9de3402..13c14708 100644
--- a/Source/Apps/FDU/fdu.doc
+++ b/Source/Apps/FDU/fdu.doc
@@ -33,7 +33,7 @@ like to acknowledge that much was derived from the previous
 work of Andrew Lynch and Dan Werner.  I also want to credit 
 Sergio Gimenez with testing the 5.25" drive support and Jim 
 Harre with testing the 8" drive support.  Support for Zeta 2 
-comes from Segey Kiselev.  Thanks!
+comes from Sergey Kiselev.  Thanks!
 
 General Usage
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