diff --git a/Shake.hs b/Shake.hs
index 1100d2fe9..a5183a6b8 100755
--- a/Shake.hs
+++ b/Shake.hs
@@ -1,5 +1,5 @@
 #!/usr/bin/env stack
-{- stack script --resolver lts-17.4 --compile
+{- stack script --resolver nightly-2021-07-16 --compile
    --package base-prelude
    --package directory
    --package extra