diff --git a/.github/workflows/package.yml b/.github/workflows/package.yml
index b5b9a05..5320d14 100644
--- a/.github/workflows/package.yml
+++ b/.github/workflows/package.yml
@@ -23,7 +23,6 @@ jobs:
           - debian-bookworm-amd64
           - debian-bookworm-arm64
           - centos-7
-          - amazon-linux-2
           - almalinux-8
           - almalinux-8-aarch64
           - almalinux-9
diff --git a/packages/Rakefile b/packages/Rakefile
index 389a03b..5ad96c5 100644
--- a/packages/Rakefile
+++ b/packages/Rakefile
@@ -59,10 +59,7 @@ class GroongaNormalizerMySQLPackageTask < PackagesGroongaOrgPackageTask
       "almalinux-8-aarch64",
       "almalinux-9",
       "almalinux-9-aarch64",
-      "amazon-linux-2",
       "centos-7",
-      "oracle-linux-8",
-      "oracle-linux-9",
     ]
   end
 
diff --git a/packages/yum/amazon-linux-2/Dockerfile b/packages/yum/amazon-linux-2/Dockerfile
deleted file mode 100644
index 253672f..0000000
--- a/packages/yum/amazon-linux-2/Dockerfile
+++ /dev/null
@@ -1,16 +0,0 @@
-ARG FROM=amazonlinux:2
-FROM ${FROM}
-
-ARG DEBUG
-
-RUN \
-  quiet=$([ "${DEBUG}" = "yes" ] || echo "--quiet") && \
-  amazon-linux-extras install -y ${quiet} epel && \
-  yum install -y ${quiet} ca-certificates && \
-  yum install -y ${quiet} \
-    https://packages.groonga.org/amazon-linux/2/groonga-release-latest.noarch.rpm && \
-  yum update -y ${quiet} && \
-  yum groupinstall -y ${quiet} "Development Tools" && \
-  yum install -y ${quiet} \
-    groonga-devel && \
-  yum clean ${quiet} all