diff --git a/stack-lts-19.yaml b/stack-lts-19.yaml
index 3e2cb9d..afe5f41 100644
--- a/stack-lts-19.yaml
+++ b/stack-lts-19.yaml
@@ -1,4 +1,4 @@
-resolver: lts-19.14
+resolver: lts-19.33
 packages:
 - ./context
 - ./context-http-client
diff --git a/stack-lts-19.yaml.lock b/stack-lts-19.yaml.lock
index ad7b6a6..d79c369 100644
--- a/stack-lts-19.yaml.lock
+++ b/stack-lts-19.yaml.lock
@@ -6,7 +6,7 @@
 packages: []
 snapshots:
 - completed:
-    size: 618951
-    url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/lts/19/14.yaml
-    sha256: 4c31d4ef975b0211078862566aedf3b82b6cea569fc2cde4c72a51e5a8d236ce
-  original: lts-19.14
+    sha256: 6d1532d40621957a25bad5195bfca7938e8a06d923c91bc52aa0f3c41181f2d4
+    size: 619204
+    url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/lts/19/33.yaml
+  original: lts-19.33
diff --git a/stack-lts-20.yaml b/stack-lts-20.yaml
new file mode 100644
index 0000000..0e35200
--- /dev/null
+++ b/stack-lts-20.yaml
@@ -0,0 +1,6 @@
+resolver: lts-20.18
+packages:
+- ./context
+- ./context-http-client
+- ./context-resource
+- ./context-wai-middleware
diff --git a/stack-lts-20.yaml.lock b/stack-lts-20.yaml.lock
new file mode 100644
index 0000000..d4302c7
--- /dev/null
+++ b/stack-lts-20.yaml.lock
@@ -0,0 +1,12 @@
+# This file was autogenerated by Stack.
+# You should not edit this file by hand.
+# For more information, please see the documentation at:
+#   https://docs.haskellstack.org/en/stable/lock_files
+
+packages: []
+snapshots:
+- completed:
+    sha256: 9fa4bece7acfac1fc7930c5d6e24606004b09e80aa0e52e9f68b148201008db9
+    size: 649606
+    url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/lts/20/18.yaml
+  original: lts-20.18
diff --git a/stack-nightly.yaml b/stack-nightly.yaml
index 6c87d11..a3ac194 100644
--- a/stack-nightly.yaml
+++ b/stack-nightly.yaml
@@ -1,4 +1,4 @@
-resolver: nightly-2022-07-05
+resolver: nightly-2023-04-25
 packages:
 - ./context
 - ./context-http-client
diff --git a/stack-nightly.yaml.lock b/stack-nightly.yaml.lock
index fe59511..3bdc0cc 100644
--- a/stack-nightly.yaml.lock
+++ b/stack-nightly.yaml.lock
@@ -6,7 +6,7 @@
 packages: []
 snapshots:
 - completed:
-    size: 616134
-    url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/nightly/2022/7/5.yaml
-    sha256: 12ff3c4c2294b5da018e9acd75b74fa5aa0435c5a12063019c182fb0da589b53
-  original: nightly-2022-07-05
+    sha256: c110d42fae0aff8f393c87e2f52e70c50653554c4a6b942e401f464ea4c08a80
+    size: 609034
+    url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/nightly/2023/4/25.yaml
+  original: nightly-2023-04-25
diff --git a/stack.yaml.lock b/stack.yaml.lock
index fe59511..3bdc0cc 100644
--- a/stack.yaml.lock
+++ b/stack.yaml.lock
@@ -6,7 +6,7 @@
 packages: []
 snapshots:
 - completed:
-    size: 616134
-    url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/nightly/2022/7/5.yaml
-    sha256: 12ff3c4c2294b5da018e9acd75b74fa5aa0435c5a12063019c182fb0da589b53
-  original: nightly-2022-07-05
+    sha256: c110d42fae0aff8f393c87e2f52e70c50653554c4a6b942e401f464ea4c08a80
+    size: 609034
+    url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/nightly/2023/4/25.yaml
+  original: nightly-2023-04-25