diff --git a/Dockerfile b/Dockerfile
index b89e5235..c5ca2301 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,7 +2,7 @@ FROM fpco/pid1:18.04
 
 ENV HOME /home/stackage
 ENV LANG en_US.UTF-8
-ENV GHCVER 9.0.2
+ENV GHCVER 9.2.2
 
 # NOTE: also update debian-bootstrap.sh when cuda version changes
 ENV PATH /home/stackage/.stack/programs/x86_64-linux/ghc-$GHCVER/bin:/usr/local/cuda-10.0/bin:/usr/sbin:/usr/bin:/sbin:/bin
diff --git a/build-constraints.yaml b/build-constraints.yaml
index b6341c6a..dabdf0e0 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -861,7 +861,7 @@ packages:
         - ghc-lib-parser
 
     "Shayne Fletcher <shayne.fletcher@digitalasset.com>":
-        - ghc-lib-parser-ex >= 9.0.0.6
+        - ghc-lib-parser-ex
 
     "Karl Ostmo <kostmo@gmail.com> @kostmo":
         - perfect-hash-generator
@@ -2998,8 +2998,8 @@ packages:
     "Sergey Astanin <s.astanin@gmail.com> @astanin":
         # Stackage server uses Ubuntu 16.04 which ships libzip-1.0.1.
         # Haskell packages should match major.minor versions of the C library.
-        - bindings-libzip >= 1.0
-        - LibZip >= 1.0
+        - bindings-libzip
+        - LibZip
 
     "Anthony Cowley <acowley@gmail.com> @acowley":
         - vinyl
@@ -3024,7 +3024,7 @@ packages:
         - marvin
         - marvin-interpolate
         - mustache < 0 # 2.4.0 https://github.com/JustusAdam/mustache/issues/58
-        - exit-codes >= 1.0.0
+        - exit-codes
 
     "Cindy Wang <cindylinz@gmail.com> @CindyLinz":
         - NoTrace
@@ -3824,7 +3824,7 @@ packages:
 
     "Matt Noonan <matt.noonan@gmail.com> @matt-noonan":
         - justified-containers
-        - roles >= 0.2
+        - roles
         - lawful
         - gdp