diff --git a/Dockerfile b/Dockerfile
index 7c42042..ec87c36 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -54,7 +54,7 @@ RUN \
 
 # Install GHC.
 
-ARG GHC_VERSION=9.0.2
+ARG GHC_VERSION=9.2.4
 RUN \
   set -o errexit -o xtrace; \
   if test -n "$GHC_VERSION"; then \
@@ -83,17 +83,6 @@ RUN \
   stack --version; \
   fi
 
-# Install HLS.
-
-ARG HLS_VERSION=1.7.0.0
-RUN \
-  set -o errexit -o xtrace; \
-  if test -n "$HLS_VERSION"; then \
-  ghcup install hls "$HLS_VERSION" --set; \
-  ghcup gc --hls-no-ghc; \
-  haskell-language-server-wrapper --version; \
-  fi
-
 # Configure Cabal.
 
 ARG CABAL_STORE=/cabal-store
@@ -106,6 +95,12 @@ RUN \
   cabal user-config init --augment "store-dir: $CABAL_STORE"; \
   fi
 
+# Install HLS.
+
+ARG HLS_VERSION=1.7.0.0
+COPY install_hls.sh /
+RUN bash /install_hls.sh
+
 # Configure Stack.
 
 ARG STACK_ROOT=/stack-root
diff --git a/install_hls.sh b/install_hls.sh
new file mode 100644
index 0000000..7c75ae6
--- /dev/null
+++ b/install_hls.sh
@@ -0,0 +1,16 @@
+#!/usr/bin/env bash
+
+set -o errexit -o xtrace;
+
+# shouldn't this get picked up from the docker environment? maybe not...
+export HLS_VERSION="1.7.0.0"
+
+if [[ "$GHC_VERSION" == "9.2.4" ]]; then
+    if test -n "$HLS_VERSION"; then
+	ghcup compile hls -j1 -g 26a6ca607930b85bb1a2491b8deaf1a363c2e3df --ghc "$GHC_VERSION" --cabal-update
+    else
+	ghcup install hls "$HLS_VERSION" --set
+    fi
+    ghcup gc --hls-no-ghc;
+    haskell-language-server-wrapper --version
+fi