diff --git a/ansible/roles/build-test-v8/meta/main.yml b/ansible/roles/build-test-v8/meta/main.yml
index 8954ba896..7420e0c8b 100644
--- a/ansible/roles/build-test-v8/meta/main.yml
+++ b/ansible/roles/build-test-v8/meta/main.yml
@@ -2,12 +2,6 @@
 # prebuilt binaries for x64 but for ppc64 and s390x we need to compile these
 # ourselves.
 dependencies:
-  - role: ninja
-    when: arch == 'ppc64' or arch == 's390x'
-    vars:
-      ninja_dest_dir: "{{ tools_dest_dir }}"
-      ninja_git_dir: "{{ tools_git_dir }}/ninja"
-      ninja_user: "{{ tools_user }}"
   - role: gn
     when: arch == 'ppc64' or arch == 's390x'
     vars:
diff --git a/ansible/roles/build-test-v8/tasks/partials/rhel8-ppc64.yml b/ansible/roles/build-test-v8/tasks/partials/rhel8-ppc64.yml
index f5cca303f..5cbc09563 100644
--- a/ansible/roles/build-test-v8/tasks/partials/rhel8-ppc64.yml
+++ b/ansible/roles/build-test-v8/tasks/partials/rhel8-ppc64.yml
@@ -4,10 +4,16 @@
 # Install packages for V8 builds.
 #
 
+# ninja-build on RHEL 8 is in the CodeReady Linux Builder repository.
+- name: enable codeready-builder repository
+  community.general.rhsm_repository:
+    name: codeready-builder-for-rhel-8-ppc64le-rpms
+    state: enabled
+
 # V8 builds still require Python 2.
 - name: install packages required to build V8
   ansible.builtin.dnf:
-    name: ['glib2-devel', 'python2', 'python2-pip']
+    name: ['glib2-devel', 'ninja-build', 'python2', 'python2-pip']
     state: present
   notify: package updated
 
diff --git a/ansible/roles/build-test-v8/tasks/partials/rhel8-s390x.yml b/ansible/roles/build-test-v8/tasks/partials/rhel8-s390x.yml
index be0f8c7f1..984d10d59 100644
--- a/ansible/roles/build-test-v8/tasks/partials/rhel8-s390x.yml
+++ b/ansible/roles/build-test-v8/tasks/partials/rhel8-s390x.yml
@@ -4,10 +4,16 @@
 # Install packages for V8 builds.
 #
 
+# ninja-build on RHEL 8 is in the CodeReady Linux Builder repository.
+- name: enable codeready-builder repository
+  community.general.rhsm_repository:
+    name: codeready-builder-for-rhel-8-s390x-rpms
+    state: enabled
+
 # Older V8 builds still require Python 2.
 - name: install packages required to build V8
   ansible.builtin.dnf:
-    name: ['GConf2-devel', 'python2', 'python2-pip']
+    name: ['GConf2-devel', 'ninja-build', 'python2', 'python2-pip']
     state: present
   notify: package updated
 
diff --git a/ansible/roles/ninja/meta/argument_specs.yml b/ansible/roles/ninja/meta/argument_specs.yml
deleted file mode 100644
index 4fcd01e59..000000000
--- a/ansible/roles/ninja/meta/argument_specs.yml
+++ /dev/null
@@ -1,17 +0,0 @@
-argument_specs:
-  main:
-    short_description: The main task for compiling ninja from source.
-    options:
-      ninja_dest_dir:
-        description: The location to place the symlink to the ninja binary.
-        required: yes
-        type: "str"
-      ninja_git_dir:
-        description: The location to put the git checkout.
-        required: yes
-        type: "str"
-      ninja_user:
-        default: "{{ server_user|default(omit) }}"
-        description: The user to install ninja under.
-        type: "str"
-
diff --git a/ansible/roles/ninja/tasks/main.yml b/ansible/roles/ninja/tasks/main.yml
deleted file mode 100644
index a56ef75ad..000000000
--- a/ansible/roles/ninja/tasks/main.yml
+++ /dev/null
@@ -1,46 +0,0 @@
-- name: check existing ninja
-  ansible.builtin.command: "{{ ninja_dest_dir }}/ninja --version"
-  changed_when: no
-  failed_when: no
-  register: ninja_installed_version
-
-- name: get Ninja release information from GitHub
-  ansible.builtin.uri:
-    return_content: yes
-    url: https://api.github.com/repos/ninja-build/ninja/releases/latest
-  check_mode: no
-  register: ninja_latest
-
-# Tag in GitHub is prefixed with 'v' but the output from `ninja --version` is not.
-- name: check if Ninja needs to be rebuilt
-  ansible.builtin.set_fact:
-    rebuild_ninja: "{{ not ninja_installed_version.stdout|default('') == ninja_latest.json.tag_name[1:] }}"
-
-- name: clone/update ninja-build repository
-  ansible.builtin.git:
-    dest: "{{ ninja_git_dir }}"
-    repo: https://github.com/ninja-build/ninja
-    version: "{{ ninja_latest.json.tag_name }}"
-  become: "{{ ninja_user|default(omit)|bool }}"
-  become_user: "{{ ninja_user|default(omit) }}"
-  when: rebuild_ninja
-
-- name: build Ninja
-  ansible.builtin.shell: |
-    python3 ./configure.py --bootstrap && \
-    ./ninja ninja_test && ./ninja_test
-  args:
-    chdir: "{{ ninja_git_dir }}"
-  become: "{{ ninja_user|default(omit)|bool }}"
-  become_user: "{{ ninja_user|default(omit) }}"
-  when: rebuild_ninja
-
-- name: create symlink
-  ansible.builtin.file:
-    dest: "{{ ninja_dest_dir }}/ninja"
-    src: "{{ ninja_git_dir }}/ninja"
-    state: link
-  become: "{{ ninja_user|default(omit)|bool }}"
-  become_user: "{{ ninja_user|default(omit) }}"
-  when: rebuild_ninja
-