diff --git a/.gitignore b/.gitignore
index d220385..584517d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -44,6 +44,12 @@ winbuild/configuration.xml
 /psqlodbcw.la
 /stamp-h1
 
+# Folders generated by Windows build
+/AMD64
+/AMD64ANSI
+/MultibyteRelease
+/Release
+
 # VC build tools (nmake, cl, link,lib etc) generate
 *.obj
 *.lib