diff --git a/package.yaml b/package.yaml
index fb57e09a4..b2eda0eab 100644
--- a/package.yaml
+++ b/package.yaml
@@ -31,7 +31,7 @@ dependencies:
   - base64-bytestring >= 1.0 && < 1.3
   - bytestring == 0.10.*
   - containers == 0.6.*
-  - cryptonite == 0.26.*
+  - cryptonite == 0.27.*
   - directory == 1.3.*
   - filepath == 1.4.*
   - generic-random == 1.3.*
@@ -40,17 +40,17 @@ dependencies:
   - mtl == 2.2.*
   - network == 3.1.*
   - network-transport == 0.5.*
-  - QuickCheck == 2.13.*
+  - QuickCheck == 2.14.*
   - random == 1.1.*
   - simple-logger == 0.1.*
   - sqlite-simple == 0.4.*
   - stm == 2.5.*
-  - template-haskell == 2.15.*
+  - template-haskell == 2.16.*
   - text == 1.2.*
   - time == 1.9.*
   - transformers == 0.5.*
   - unliftio == 0.2.*
-  - unliftio-core == 0.1.*
+  - unliftio-core == 0.2.*
   - websockets == 0.12.*
   - x509 == 1.7.*
 
@@ -87,7 +87,7 @@ tests:
       - hspec-core == 2.7.*
       - HUnit == 1.6.*
       - random == 1.1.*
-      - QuickCheck == 2.13.*
+      - QuickCheck == 2.14.*
       - timeit == 2.0.*
 
 ghc-options:
diff --git a/stack.yaml b/stack.yaml
index 5cc76cc4b..ae97d2a94 100644
--- a/stack.yaml
+++ b/stack.yaml
@@ -17,7 +17,7 @@
 #
 # resolver: ./custom-snapshot.yaml
 # resolver: https://example.com/snapshots/2018-01-01.yaml
-resolver: lts-16.17
+resolver: lts-17.12
 
 # User packages to be built.
 # Various formats can be used as shown in the example below.