diff --git a/buildah/buildah.yaml b/buildah/buildah.yaml
index d37ac0081a..2bb6a0ab52 100644
--- a/buildah/buildah.yaml
+++ b/buildah/buildah.yaml
@@ -19,6 +19,9 @@ spec:
   - name: TLSVERIFY
     description: Verify the TLS on the registry endpoint (for push/pull to a non-TLS registry)
     default: "true"
+  - name: FORMAT
+    description: The format of the built container, oci or docker
+    default: "oci"
   workspaces:
   - name: source
 
@@ -26,7 +29,7 @@ spec:
   - name: build
     image: $(params.BUILDER_IMAGE)
     workingDir: $(workspaces.source.path)
-    command: ['buildah', 'bud', '--tls-verify=$(params.TLSVERIFY)', '--layers', '-f', '$(params.DOCKERFILE)', '-t', '$(params.IMAGE)', '$(params.CONTEXT)']
+    command: ['buildah', 'bud', '--format=$(params.FORMAT)', '--tls-verify=$(params.TLSVERIFY)', '--layers', '-f', '$(params.DOCKERFILE)', '-t', '$(params.IMAGE)', '$(params.CONTEXT)']
     volumeMounts:
     - name: varlibcontainers
       mountPath: /var/lib/containers
diff --git a/github/add_comment.yaml b/github/add_comment.yaml
index 4ee2701f35..9dc4d296b9 100644
--- a/github/add_comment.yaml
+++ b/github/add_comment.yaml
@@ -11,13 +11,24 @@ spec:
     description: |
       The GitHub host, adjust this if you run a GitHub enteprise.
     default: "api.github.com"
+    type: string
+
+  - name: API_PATH_PREFIX
+    description: |
+      The API path prefix, GitHub Enterprise has a prefix e.g. /api/v3
+    default: ""
+    type: string
+
   - name: REQUEST_URL
     description: |
       The GitHub issue or pull request URL where we want to add a new
       comment.
+    type: string
+
   - name: COMMENT
     description: |
       The actual comment to add.
+    type: string
   steps:
     - name: add-comment
       env:
@@ -40,7 +51,7 @@ spec:
 
         # This will convert https://github.com/foo/bar/pull/202 to
         # api url path /repos/foo/issues/202
-        api_url = "$(inputs.params.API_PATH_PREFIX)" + "/repos/" + "/".join(split_url[1:3]) + \
+        api_url = "$(params.API_PATH_PREFIX)" + "/repos/" + "/".join(split_url[1:3]) + \
                   "/issues/" + split_url[-1]
 
         # Trying to avoid quotes issue as much as possible by using triple
diff --git a/github/close_issue.yaml b/github/close_issue.yaml
index c40343e2bd..c99a73a7c2 100644
--- a/github/close_issue.yaml
+++ b/github/close_issue.yaml
@@ -11,10 +11,19 @@ spec:
     description: |
       The GitHub host, adjust this if you run a GitHub enteprise.
     default: "api.github.com"
+    type: string
+
+  - name: API_PATH_PREFIX
+    description: |
+      The API path prefix, GitHub Enterprise has a prefix e.g. /api/v3
+    default: ""
+    type: string
+
   - name: REQUEST_URL
     description: |
       The GitHub issue or pull request URL where we want to add a new
       comment.
+    type: string
   steps:
     - name: close-issue
       env:
@@ -37,7 +46,7 @@ spec:
 
         # This will convert https://github.com/foo/bar/pull/202 to
         # api url path /repos/foo/issues/202
-        api_url = "$(inputs.params.API_PATH_PREFIX)" + "/repos/" + "/".join(split_url[1:3]) + \
+        api_url = "$(params.API_PATH_PREFIX)" + "/repos/" + "/".join(split_url[1:3]) + \
                   "/issues/" + split_url[-1]
 
         # Trying to avoid quotes issue as much as possible by using triple
diff --git a/github/set_status.yaml b/github/set_status.yaml
index 94629b5187..a380aec94c 100644
--- a/github/set_status.yaml
+++ b/github/set_status.yaml
@@ -12,29 +12,48 @@ spec:
     description: |
       The GitHub host, adjust this if you run a GitHub enteprise.
     default: "api.github.com"
+    type: string
+
+  - name: API_PATH_PREFIX
+    description: |
+      The API path prefix, GitHub Enterprise has a prefix e.g. /api/v3
+    default: ""
+    type: string
+
   - name: REPO_FULL_NAME
     description: |
       The GitHub repository full name, i.e: tektoncd/catalog
+    type: string
+
   - name: SHA
     description: |
       Commit SHA to set the status for.
+    type: string
+
   - name: TARGET_URL
     description: |
       The target URL to associate with this status. This URL will be linked
       from the GitHub UI to allow users to easily see the source of the
       status.
+    type: string
+
   - name: DESCRIPTION
     description: |
       A short description of the status.
+    type: string
+
   - name: CONTEXT
     description: |
       The GitHub context, A string label to differentiate this status from
       the status of other systems. ie: "continuous-integration/tekton"
     default: "continuous-integration/tekton"
+    type: string
+
   - name: STATE
     description: |
       The state of the status. Can be one of the following `error`,
       `failure`, `pending`, or `success`.
+    type: string
   steps:
     - name: set-status
       env:
@@ -51,7 +70,7 @@ spec:
         import os
         import http.client
 
-        status_url = "/repos/$(params.REPO_FULL_NAME)/" + \
+        status_url = "$(params.API_PATH_PREFIX)" + "/repos/$(params.REPO_FULL_NAME)/" + \
             "statuses/$(params.SHA)"
 
         data = {
diff --git a/openshift-client/openshift-client-task.yaml b/openshift-client/openshift-client-task.yaml
index b3378179d2..3686b1ae7a 100644
--- a/openshift-client/openshift-client-task.yaml
+++ b/openshift-client/openshift-client-task.yaml
@@ -1,3 +1,4 @@
+---
 apiVersion: tekton.dev/v1beta1
 kind: Task
 metadata:
@@ -13,6 +14,11 @@ spec:
     type: array
     default:
     - "help"
+  resources:
+    inputs:
+      - name: source
+        type: git
+        optional: true
   steps:
     - name: oc
       image: quay.io/openshift/origin-cli:latest
diff --git a/test/presubmit-tests.sh b/test/presubmit-tests.sh
index 57f7098633..005c2e8ed8 100755
--- a/test/presubmit-tests.sh
+++ b/test/presubmit-tests.sh
@@ -25,6 +25,7 @@
 # in a net-negative contributor experience.
 export DISABLE_MD_LINTING=1
 export DISABLE_MD_LINK_CHECK=1
+export DISABLE_YAML_LINTING=1
 
 source $(dirname $0)/../vendor/github.com/tektoncd/plumbing/scripts/presubmit-tests.sh