diff --git a/yesod.cabal b/yesod.cabal
index 705a419e..dcec0e08 100644
--- a/yesod.cabal
+++ b/yesod.cabal
@@ -16,7 +16,15 @@ flag buildtests
   description: Build the executable to run unit tests
   default: False
 
+flag nolib
+  description: Skip building of the library.
+  default: False
+
 library
+    if flag(nolib)
+        Buildable: False
+    else
+        Buildable: True
     build-depends:   base >= 4 && < 5,
                      old-locale >= 1.0.0.1 && < 1.1,
                      time >= 1.1.3 && < 1.2,