diff --git a/stack.yaml b/stack.yaml
index 1b790660d..d04993468 100644
--- a/stack.yaml
+++ b/stack.yaml
@@ -1,6 +1,6 @@
 # stack build plan using GHC 8.4.2 and recent stackage nightly
 
-resolver: nightly-2018-04-25
+resolver: nightly-2018-06-02
 
 packages:
 - hledger-lib
@@ -18,11 +18,11 @@ extra-deps:
 - json-0.9.2
 - wai-handler-launch-3.0.2.4
 # hledger-api
-- servant-server-0.13
-- servant-swagger-1.1.5
-- swagger2-2.2.1
+# servant-server-0.13
+# servant-swagger-1.1.5
+# swagger2-2.2.1
 - http-media-0.7.1.2
-- servant-0.13
+# servant-0.13
 
 nix:
   pure: false