diff --git a/stack.yaml b/stack.yaml
index a271a7b73..6651885b6 100644
--- a/stack.yaml
+++ b/stack.yaml
@@ -1,6 +1,6 @@
 # stack build plan using GHC 8.4.1 and recent stackage nightly
 
-resolver: nightly-2018-03-25
+resolver: nightly-2018-04-08
 
 packages:
 - hledger-lib