diff --git a/Dockerfile b/Dockerfile
index a0de991..0ec212e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -54,7 +54,7 @@ RUN gpg --batch --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys EAF2A9A722
 
 # ghcup:
 ARG GHC=9.2.8
-ARG CABAL=3.10.1.0
+ARG CABAL=3.12.1.0
 ENV BOOTSTRAP_HASKELL_NONINTERACTIVE=1
 ENV BOOTSTRAP_HASKELL_GHC_VERSION=${GHC}
 ENV BOOTSTRAP_HASKELL_CABAL_VERSION=${CABAL}