diff --git a/stack-8.2.2.yaml b/stack-8.2.2.yaml
index 0bf0d54b..b1177fe3 100644
--- a/stack-8.2.2.yaml
+++ b/stack-8.2.2.yaml
@@ -26,7 +26,7 @@ extra-deps:
 - haskell-src-exts-1.21.0
 - haskell-src-exts-util-0.2.5
 - hlint-2.1.17 # last hlint supporting GHC 8.2
-- hoogle-5.0.17.6
+- hoogle-5.0.17.9
 - hsimport-0.8.8
 - lsp-test-0.5.2.3
 - monad-dijkstra-0.1.1.2
diff --git a/stack-8.4.2.yaml b/stack-8.4.2.yaml
index c632c508..7ce199b5 100644
--- a/stack-8.4.2.yaml
+++ b/stack-8.4.2.yaml
@@ -25,7 +25,7 @@ extra-deps:
 - haskell-src-exts-1.21.0
 - haskell-src-exts-util-0.2.5
 - hlint-2.1.22
-- hoogle-5.0.17.6
+- hoogle-5.0.17.9
 - hsimport-0.10.0
 - lsp-test-0.5.2.3
 - monad-dijkstra-0.1.1.2
diff --git a/stack-8.4.3.yaml b/stack-8.4.3.yaml
index d4205ed3..751c676c 100644
--- a/stack-8.4.3.yaml
+++ b/stack-8.4.3.yaml
@@ -24,7 +24,7 @@ extra-deps:
 - haskell-src-exts-1.21.0
 - haskell-src-exts-util-0.2.5
 - hlint-2.1.22
-- hoogle-5.0.17.6
+- hoogle-5.0.17.9
 - hsimport-0.10.0
 - lsp-test-0.5.2.3
 - monad-dijkstra-0.1.1.2
diff --git a/stack-8.4.4.yaml b/stack-8.4.4.yaml
index 59ad0ef5..227e85c8 100644
--- a/stack-8.4.4.yaml
+++ b/stack-8.4.4.yaml
@@ -24,7 +24,7 @@ extra-deps:
 - haskell-src-exts-1.21.0
 - haskell-src-exts-util-0.2.5
 - hlint-2.1.22
-- hoogle-5.0.17.6
+- hoogle-5.0.17.9
 - hsimport-0.10.0
 - lsp-test-0.5.2.3
 - monad-dijkstra-0.1.1.2
diff --git a/stack-8.6.1.yaml b/stack-8.6.1.yaml
index 3e399bcc..57045018 100644
--- a/stack-8.6.1.yaml
+++ b/stack-8.6.1.yaml
@@ -26,7 +26,7 @@ extra-deps:
 - haskell-src-exts-1.21.0
 - haskell-src-exts-util-0.2.5
 - hlint-2.1.22
-- hoogle-5.0.17.6
+- hoogle-5.0.17.9
 - hsimport-0.10.0
 - lsp-test-0.5.2.3
 - monad-dijkstra-0.1.1.2
diff --git a/stack-8.6.2.yaml b/stack-8.6.2.yaml
index 8058dad8..7b802209 100644
--- a/stack-8.6.2.yaml
+++ b/stack-8.6.2.yaml
@@ -22,7 +22,7 @@ extra-deps:
 - haskell-src-exts-1.21.0
 - haskell-src-exts-util-0.2.5
 - hlint-2.1.22
-- hoogle-5.0.17.6
+- hoogle-5.0.17.9
 - hsimport-0.10.0
 - lsp-test-0.5.2.3
 - monad-dijkstra-0.1.1.2
diff --git a/stack-8.6.3.yaml b/stack-8.6.3.yaml
index 438cf8f7..097e5454 100644
--- a/stack-8.6.3.yaml
+++ b/stack-8.6.3.yaml
@@ -22,7 +22,7 @@ extra-deps:
 - haskell-src-exts-1.21.0
 - haskell-src-exts-util-0.2.5
 - hlint-2.1.22
-- hoogle-5.0.17.6
+- hoogle-5.0.17.9
 - hsimport-0.10.0
 - lsp-test-0.5.2.3
 - monad-dijkstra-0.1.1.2
diff --git a/stack-8.6.4.yaml b/stack-8.6.4.yaml
index 0a8d744a..ec39ae09 100644
--- a/stack-8.6.4.yaml
+++ b/stack-8.6.4.yaml
@@ -21,7 +21,7 @@ extra-deps:
 - haskell-lsp-types-0.13.0.0
 - haskell-src-exts-1.21.0
 - hlint-2.1.22
-- hoogle-5.0.17.6
+- hoogle-5.0.17.9
 - hsimport-0.10.0
 - lsp-test-0.5.2.3
 - monad-dijkstra-0.1.1.2@rev:1
diff --git a/stack-8.6.5.yaml b/stack-8.6.5.yaml
index 5e8eeeb1..a27bc7c4 100644
--- a/stack-8.6.5.yaml
+++ b/stack-8.6.5.yaml
@@ -1,4 +1,4 @@
-resolver: nightly-2019-04-30 # First GHC 8.6.5
+resolver: lts-13.23 # First GHC 8.6.5
 packages:
 - .
 - hie-plugin-api
@@ -11,19 +11,18 @@ extra-deps:
 - ./submodules/ghc-mod/core
 - ./submodules/ghc-mod/ghc-project-types
 
-- ansi-terminal-0.8.2
 - butcher-1.3.2.1
 - cabal-plan-0.4.0.0
 - constrained-dynamic-0.1.0.0
-- deque-0.2.7
 - floskell-0.10.0
-- ghc-exactprint-0.5.8.2
 - ghc-lib-parser-0.20190523
 - haddock-api-2.22.0
 - haskell-lsp-0.13.0.0
 - haskell-lsp-types-0.13.0.0
+- haskell-src-exts-1.21.0
 - hlint-2.1.22
 - hsimport-0.10.0
+- hoogle-5.0.17.9
 - lsp-test-0.5.2.3
 - monad-dijkstra-0.1.1.2@rev:1
 - monad-memo-0.4.1
diff --git a/stack.yaml b/stack.yaml
index 5e8eeeb1..e8de1bcc 100644
--- a/stack.yaml
+++ b/stack.yaml
@@ -1,4 +1,4 @@
-resolver: nightly-2019-04-30 # First GHC 8.6.5
+resolver: nightly-2019-05-31 # GHC 8.6.5
 packages:
 - .
 - hie-plugin-api
@@ -12,13 +12,13 @@ extra-deps:
 - ./submodules/ghc-mod/ghc-project-types
 
 - ansi-terminal-0.8.2
+- ansi-wl-pprint-0.6.8.2
 - butcher-1.3.2.1
 - cabal-plan-0.4.0.0
 - constrained-dynamic-0.1.0.0
 - deque-0.2.7
-- floskell-0.10.0
+- floskell-0.10.1
 - ghc-exactprint-0.5.8.2
-- ghc-lib-parser-0.20190523
 - haddock-api-2.22.0
 - haskell-lsp-0.13.0.0
 - haskell-lsp-types-0.13.0.0
@@ -28,7 +28,6 @@ extra-deps:
 - monad-dijkstra-0.1.1.2@rev:1
 - monad-memo-0.4.1
 - multistate-0.8.0.1
-- rope-utf16-splay-0.3.1.0
 - syz-0.2.0.0
 - temporary-1.2.1.1
 - yaml-0.8.32