diff --git a/automation/build/fedora/41-x86_64.dockerfile b/automation/build/fedora/43-x86_64.dockerfile
similarity index 94%
rename from automation/build/fedora/41-x86_64.dockerfile
rename to automation/build/fedora/43-x86_64.dockerfile
index e33329aedc..0a2329e2dc 100644
--- a/automation/build/fedora/41-x86_64.dockerfile
+++ b/automation/build/fedora/43-x86_64.dockerfile
@@ -1,5 +1,5 @@
 # syntax=docker/dockerfile:1
-FROM --platform=linux/amd64 fedora:41
+FROM --platform=linux/amd64 fedora:43
 LABEL maintainer.name="The Xen Project"
 LABEL maintainer.email="xen-devel@lists.xenproject.org"
 
@@ -34,6 +34,7 @@ RUN <<EOF
         # libxenguest dombuilder
         bzip2-devel
         libzstd-devel
+        lz4-devel
         lzo-devel
         xz-devel
         zlib-devel
@@ -41,7 +42,7 @@ RUN <<EOF
         acpica-tools
         # libxl
         libuuid-devel
-        yajl-devel
+        json-c-devel
         # xen-foreign
         diffutils
         # RomBIOS
diff --git a/automation/gitlab-ci/build.yaml b/automation/gitlab-ci/build.yaml
index 6d27cc8eb6..061977872f 100644
--- a/automation/gitlab-ci/build.yaml
+++ b/automation/gitlab-ci/build.yaml
@@ -607,15 +607,15 @@ debian-13-x86_32-gcc-debug:
   variables:
     CONTAINER: debian:13-x86_32
 
-fedora-41-x86_64-gcc:
+fedora-43-x86_64-gcc:
   extends: .gcc-x86-64-build
   variables:
-    CONTAINER: fedora:41-x86_64
+    CONTAINER: fedora:43-x86_64
 
-fedora-41-x86_64-gcc-debug:
+fedora-43-x86_64-gcc-debug:
   extends: .gcc-x86-64-build-debug
   variables:
-    CONTAINER: fedora:41-x86_64
+    CONTAINER: fedora:43-x86_64
 
 ubuntu-18.04-x86_64-gcc:
   extends: .gcc-x86-64-build