diff --git a/.github/builder/Dockerfile b/.github/builder/Dockerfile
index 1a41cf0d..b5918326 100644
--- a/.github/builder/Dockerfile
+++ b/.github/builder/Dockerfile
@@ -1,5 +1,5 @@
 # hadolint global ignore=DL3033,SC3044
-FROM fedora:21@sha256:a268e5e12257c7770eb44c24041baf5e728fba2eed1a84f007b81845ded0a485
+FROM fedora:43@sha256:6cd815d862109208adf6040ea13391fe6aeb87a9dc80735c2ab07083fdf5e03a
 
 ENV PATH="${PATH}:/root/.cargo/bin/"
 
diff --git a/.github/builder/Dockerfile-internal-6 b/.github/builder/Dockerfile-internal-6
index ec4f0d0d..c6b023f4 100644
--- a/.github/builder/Dockerfile-internal-6
+++ b/.github/builder/Dockerfile-internal-6
@@ -1,5 +1,5 @@
 # hadolint global ignore=DL3033,SC3044
-FROM fedora:20
+FROM fedora:43
 
 SHELL ["/bin/bash", "-o", "pipefail", "-c"]
 
diff --git a/.github/builder/Dockerfile-internal-7 b/.github/builder/Dockerfile-internal-7
index f4f716fe..05db7635 100644
--- a/.github/builder/Dockerfile-internal-7
+++ b/.github/builder/Dockerfile-internal-7
@@ -1,5 +1,5 @@
 # hadolint global ignore=DL3033,SC3044
-FROM fedora:20
+FROM fedora:43
 
 SHELL ["/bin/bash", "-o", "pipefail", "-c"]