diff --git a/clientgui/.cvsignore b/clientgui/.cvsignore
index acc0db9066..bff030aa4b 100644
--- a/clientgui/.cvsignore
+++ b/clientgui/.cvsignore
@@ -1,3 +1,5 @@
 Release
 Debug
-BOINCGUI.suo
\ No newline at end of file
+BOINCGUI.suo
+lib
+BOINCGUIApp.aps
\ No newline at end of file
diff --git a/html/.cvsignore b/html/.cvsignore
new file mode 100644
index 0000000000..85c385e5b1
--- /dev/null
+++ b/html/.cvsignore
@@ -0,0 +1,4 @@
+.httpd.conf
+boinc.sln
+boinc.suo
+boinc_web.phpproj
\ No newline at end of file
diff --git a/win_build/.cvsignore b/win_build/.cvsignore
new file mode 100644
index 0000000000..38d1d58ed5
--- /dev/null
+++ b/win_build/.cvsignore
@@ -0,0 +1,2 @@
+boinc.suo
+Build
\ No newline at end of file