diff --git a/deps/Prelude.dhall b/deps/Prelude.dhall
index b2f63a755188433c5a1327867aabbe2527e4dc60..a5df78aa9572e2b292b79509843f4ec33c07d70b 100644
--- a/deps/Prelude.dhall
+++ b/deps/Prelude.dhall
@@ -1,2 +1 @@
-https://prelude.dhall-lang.org/package.dhall
-
+https://prelude.dhall-lang.org/v19.0.0/package.dhall sha256:eb693342eb769f782174157eba9b5924cf8ac6793897fc36a31ccbd6f56dafe2
diff --git a/images/debian.dhall b/images/debian.dhall
index c26d9c92487622574190eb337af5779de562b338..3e5b1716fa78a91bb4a295d58c3fa83113b27784 100644
--- a/images/debian.dhall
+++ b/images/debian.dhall
@@ -187,7 +187,7 @@ let images: List Image.Type =
     , bootstrapLlvm = Some (Llvm.Source.FromBindist { version = "9.0.1" , triple = "aarch64-linux-gnu" })
     , bootstrapGhc = { version = "8.10.2", triple = "aarch64-deb10-linux" }
     , llvm = Some (Llvm.Source.FromBindist { version = "10.0.1" , triple = "aarch64-linux-gnu" })
-    , cabalSource = Cabal.Type.FromBindist "http://home.smart-cactus.org/~ben/ghc/cabal-install-3.2.0.0-aarch64-debian9-linux.tar.xz"
+    , cabalSource = Cabal.Type.FromBindist "http://home.smart-cactus.org/~ben/ghc/cabal-install-3.4.0.0-rc4-aarch64-linux.tar.xz"
     , extraPackages = [ "libnuma-dev" ] : List Text
     , withStack = False
     }
@@ -199,7 +199,7 @@ let images: List Image.Type =
     , bootstrapLlvm = Some (Llvm.Source.FromBindist { version = "9.0.1", triple = "armv7a-linux-gnueabihf" })
     , bootstrapGhc = { version = "8.10.2", triple = "armv7-deb10-linux" }
     , llvm = Some (Llvm.Source.FromBindist { version = "10.0.1" , triple = "armv7a-linux-gnueabihf" })
-    , cabalSource = Cabal.Type.FromBindist "http://home.smart-cactus.org/~ben/ghc/cabal-install-3.2.0.0-armv7l-debian10-linux.tar.xz"
+    , cabalSource = Cabal.Type.FromBindist "http://home.smart-cactus.org/~ben/ghc/cabal-install-3.4.0.0-rc4-armv7l-deb10.tar.xz"
     , extraPackages = [ "libnuma-dev" ] # debianBuildDepends
     , withStack = False
     }