diff --git a/eo/win/create_dsp.sh b/eo/win/create_dsp.sh
index 6efeef53..43cbcb6a 100755
--- a/eo/win/create_dsp.sh
+++ b/eo/win/create_dsp.sh
@@ -1,6 +1,6 @@
 #! /bin/tcsh -f
 
-if ($#argv < 3) then
+if ($#argv < 2) then
     echo Usage $0 SourceName TargetName [Additional lib]
     echo Example: $0 t-eoGA t_eoga ga
     echo "    will create t_eoga.dsp that in turn is the Win project file"