--- a/src/defines.h.in
+++ b/src/defines.h.in
@@ -24,7 +24,7 @@
 
 #define VERSION "@VERSION@"
 #define BANNER \
-"\nXprobe2 v."VERSION\
+"\nXprobe2 v." VERSION \
 " Copyright (c) 2002-2005 fyodor@o0o.nu, ofir@sys-security.com, meder@o0o.nu"\
 "\n"