diff --git a/src/FDM/YASim/.cvsignore b/src/FDM/YASim/.cvsignore
index e99558847..e52c258b5 100644
--- a/src/FDM/YASim/.cvsignore
+++ b/src/FDM/YASim/.cvsignore
@@ -1,3 +1,4 @@
 .deps
 Makefile
 Makefile.in
+yasim