diff --git a/config/300-clustertask.yaml b/config/300-clustertask.yaml
index 456062b039a..78b4e6edb66 100644
--- a/config/300-clustertask.yaml
+++ b/config/300-clustertask.yaml
@@ -64,6 +64,7 @@ spec:
   names:
     kind: ClusterTask
     plural: clustertasks
+    singular: clustertask
     categories:
     - tekton
     - tekton-pipelines
diff --git a/config/300-condition.yaml b/config/300-condition.yaml
index 13001edbd58..fa76b8558c6 100644
--- a/config/300-condition.yaml
+++ b/config/300-condition.yaml
@@ -45,6 +45,7 @@ spec:
   names:
     kind: Condition
     plural: conditions
+    singular: condition
     categories:
       - tekton
       - tekton-pipelines
diff --git a/config/300-pipeline.yaml b/config/300-pipeline.yaml
index 52ba2066af0..dc01c750397 100644
--- a/config/300-pipeline.yaml
+++ b/config/300-pipeline.yaml
@@ -64,6 +64,7 @@ spec:
   names:
     kind: Pipeline
     plural: pipelines
+    singular: pipeline
     categories:
     - tekton
     - tekton-pipelines
diff --git a/config/300-pipelinerun.yaml b/config/300-pipelinerun.yaml
index 06ab5e76043..5552c61570d 100644
--- a/config/300-pipelinerun.yaml
+++ b/config/300-pipelinerun.yaml
@@ -90,6 +90,7 @@ spec:
   names:
     kind: PipelineRun
     plural: pipelineruns
+    singular: pipelinerun
     categories:
     - tekton
     - tekton-pipelines
diff --git a/config/300-resource.yaml b/config/300-resource.yaml
index f85b3747fdb..4760db76d39 100644
--- a/config/300-resource.yaml
+++ b/config/300-resource.yaml
@@ -45,6 +45,7 @@ spec:
   names:
     kind: PipelineResource
     plural: pipelineresources
+    singular: pipelineresource
     categories:
     - tekton
     - tekton-pipelines
diff --git a/config/300-run.yaml b/config/300-run.yaml
index 7dd65222c68..972c2fb8200 100644
--- a/config/300-run.yaml
+++ b/config/300-run.yaml
@@ -59,6 +59,7 @@ spec:
   names:
     kind: Run
     plural: runs
+    singular: run
     categories:
     - tekton
     - tekton-pipelines
diff --git a/config/300-task.yaml b/config/300-task.yaml
index a853a2d2d69..af21a74b29f 100644
--- a/config/300-task.yaml
+++ b/config/300-task.yaml
@@ -64,6 +64,7 @@ spec:
   names:
     kind: Task
     plural: tasks
+    singular: task
     categories:
     - tekton
     - tekton-pipelines
diff --git a/config/300-taskrun.yaml b/config/300-taskrun.yaml
index 60bfc70e39b..47cafcfbb27 100644
--- a/config/300-taskrun.yaml
+++ b/config/300-taskrun.yaml
@@ -90,6 +90,7 @@ spec:
   names:
     kind: TaskRun
     plural: taskruns
+    singular: taskrun
     categories:
     - tekton
     - tekton-pipelines