diff --git a/stack-8.10.1.yaml b/stack-8.10.1.yaml
index 040c5a537a..82b815a7e7 100644
--- a/stack-8.10.1.yaml
+++ b/stack-8.10.1.yaml
@@ -29,7 +29,7 @@ extra-deps:
 - lsp-test-0.11.0.6
 - monad-dijkstra-0.1.1.2
 - opentelemetry-0.4.2
-- ormolu-0.1.3.0
+- ormolu-0.1.4.1
 - refinery-0.3.0.0
 - retrie-0.1.1.1
 - stylish-haskell-0.12.2.0
diff --git a/stack-8.10.2.yaml b/stack-8.10.2.yaml
index c1a0513e8d..ee73edae53 100644
--- a/stack-8.10.2.yaml
+++ b/stack-8.10.2.yaml
@@ -1,4 +1,4 @@
-resolver: nightly-2020-10-19
+resolver: nightly-2020-11-22
 
 packages:
 - .
diff --git a/stack-8.6.4.yaml b/stack-8.6.4.yaml
index 144e5e4fcf..3d8aa377d0 100644
--- a/stack-8.6.4.yaml
+++ b/stack-8.6.4.yaml
@@ -23,6 +23,7 @@ extra-deps:
 - Cabal-3.0.2.0
 - cabal-plan-0.6.2.0
 - clock-0.7.2
+- Diff-0.4.0
 - extra-1.7.3
 - floskell-0.10.4
 - fourmolu-0.2.0.0
@@ -51,7 +52,7 @@ extra-deps:
 - opentelemetry-0.4.2
 - optics-core-0.2
 - optparse-applicative-0.15.1.0
-- ormolu-0.1.3.0
+- ormolu-0.1.4.1
 - parser-combinators-1.2.1
 - primitive-0.7.1.0
 - refinery-0.3.0.0
diff --git a/stack-8.6.5.yaml b/stack-8.6.5.yaml
index 6129c5b582..ea93e0138e 100644
--- a/stack-8.6.5.yaml
+++ b/stack-8.6.5.yaml
@@ -22,6 +22,7 @@ extra-deps:
 - Cabal-3.0.2.0
 - cabal-plan-0.6.2.0
 - clock-0.7.2
+- Diff-0.4.0
 - extra-1.7.3
 - floskell-0.10.4
 - fourmolu-0.2.0.0
@@ -50,7 +51,7 @@ extra-deps:
 - opentelemetry-0.4.2
 - optics-core-0.2
 - optparse-applicative-0.15.1.0
-- ormolu-0.1.3.0
+- ormolu-0.1.4.1
 - parser-combinators-1.2.1
 - primitive-0.7.1.0
 - refinery-0.3.0.0
diff --git a/stack-8.8.2.yaml b/stack-8.8.2.yaml
index 74750ac8ab..0c19587ba6 100644
--- a/stack-8.8.2.yaml
+++ b/stack-8.8.2.yaml
@@ -45,7 +45,7 @@ extra-deps:
 - lsp-test-0.11.0.6
 - monad-dijkstra-0.1.1.2
 - opentelemetry-0.4.2
-- ormolu-0.1.3.0
+- ormolu-0.1.4.1
 - refinery-0.3.0.0
 - retrie-0.1.1.1
 - semigroups-0.18.5
diff --git a/stack-8.8.3.yaml b/stack-8.8.3.yaml
index 057b5d29e4..f96a0c46f7 100644
--- a/stack-8.8.3.yaml
+++ b/stack-8.8.3.yaml
@@ -38,7 +38,7 @@ extra-deps:
 - implicit-hie-0.1.2.3
 - lsp-test-0.11.0.6
 - monad-dijkstra-0.1.1.2
-- ormolu-0.1.3.0
+- ormolu-0.1.4.1
 - refinery-0.3.0.0
 - retrie-0.1.1.1
 - semigroups-0.18.5
diff --git a/stack-8.8.4.yaml b/stack-8.8.4.yaml
index aa0a950fd7..b420bc777d 100644
--- a/stack-8.8.4.yaml
+++ b/stack-8.8.4.yaml
@@ -1,4 +1,4 @@
-resolver: lts-16.19
+resolver: lts-16.23
 
 packages:
 - .
diff --git a/stack.yaml b/stack.yaml
index 6129c5b582..ea93e0138e 100644
--- a/stack.yaml
+++ b/stack.yaml
@@ -22,6 +22,7 @@ extra-deps:
 - Cabal-3.0.2.0
 - cabal-plan-0.6.2.0
 - clock-0.7.2
+- Diff-0.4.0
 - extra-1.7.3
 - floskell-0.10.4
 - fourmolu-0.2.0.0
@@ -50,7 +51,7 @@ extra-deps:
 - opentelemetry-0.4.2
 - optics-core-0.2
 - optparse-applicative-0.15.1.0
-- ormolu-0.1.3.0
+- ormolu-0.1.4.1
 - parser-combinators-1.2.1
 - primitive-0.7.1.0
 - refinery-0.3.0.0