diff --git a/CHANGELOG.adoc b/CHANGELOG.adoc
index b36b5295e1..1f3828f3e9 100644
--- a/CHANGELOG.adoc
+++ b/CHANGELOG.adoc
@@ -21,6 +21,14 @@
 | Update CRDs API version to `v1`
 | https://github.com/knative/client/issues/1248[#1248]
 
+| 🐛
+| Fix kn export to always honor mode irrespective of revisions flag and have Export as the default mode
+| https://github.com/knative/client/pull/1212[#1212]
+
+| 🎁
+| Add `BUILT-IN` column to `kn source list-types`
+| https://github.com/knative/client/pull/1246[#1246]
+
 |===
 
 ## v0.21.0 (2021-02-23)
diff --git a/pkg/kn/commands/source/human_readable_flags.go b/pkg/kn/commands/source/human_readable_flags.go
index f511948abe..c86045cff6 100644
--- a/pkg/kn/commands/source/human_readable_flags.go
+++ b/pkg/kn/commands/source/human_readable_flags.go
@@ -37,10 +37,19 @@ var sourceTypeDescription = map[string]string{
 	"KafkaSource": "Route events from Apache Kafka Server to addressable",
 }
 
+var sourceTypeSupported = map[string]string{
+	"ApiServerSource": "X",
+	"SinkBinding":     "X",
+	"PingSource":      "X",
+	"ContainerSource": "X",
+	"KafkaSource":     "",
+}
+
 // ListTypesHandlers handles printing human readable table for `kn source list-types`
 func ListTypesHandlers(h printers.PrintHandler) {
 	sourceTypesColumnDefinitions := []metav1beta1.TableColumnDefinition{
 		{Name: "Type", Type: "string", Description: "Kind / Type of the source type", Priority: 1},
+		{Name: "S", Type: "string", Description: "Supported source", Priority: 1},
 		{Name: "Name", Type: "string", Description: "Name of the source type", Priority: 1},
 		{Name: "Description", Type: "string", Description: "Description of the source type", Priority: 1},
 	}
@@ -78,7 +87,7 @@ func printSourceTypes(sourceType unstructured.Unstructured, options printers.Pri
 	row := metav1beta1.TableRow{
 		Object: runtime.RawExtension{Object: &sourceType},
 	}
-	row.Cells = append(row.Cells, kind, name, sourceTypeDescription[kind])
+	row.Cells = append(row.Cells, kind, sourceTypeSupported[kind], name, sourceTypeDescription[kind])
 	return []metav1beta1.TableRow{row}, nil
 }
 
diff --git a/pkg/kn/commands/source/list_test.go b/pkg/kn/commands/source/list_test.go
index 3cf09dde4c..8eef8b99de 100644
--- a/pkg/kn/commands/source/list_test.go
+++ b/pkg/kn/commands/source/list_test.go
@@ -64,9 +64,9 @@ func TestSourceListTypes(t *testing.T) {
 		newSourceCRDObjWithSpec("apiserversources", "sources.knative.dev", "v1alpha1", "ApiServerSource"),
 	)
 	assert.NilError(t, err)
-	assert.Check(t, util.ContainsAll(output[0], "TYPE", "NAME", "DESCRIPTION"))
-	assert.Check(t, util.ContainsAll(output[1], "ApiServerSource", "apiserversources"))
-	assert.Check(t, util.ContainsAll(output[2], "PingSource", "pingsources"))
+	assert.Check(t, util.ContainsAll(output[0], "TYPE", "S", "NAME", "DESCRIPTION"))
+	assert.Check(t, util.ContainsAll(output[1], "ApiServerSource", "X", "apiserversources"))
+	assert.Check(t, util.ContainsAll(output[2], "PingSource", "X", "pingsources"))
 }
 
 func TestSourceListTypesNoHeaders(t *testing.T) {
diff --git a/test/e2e/source_list_test.go b/test/e2e/source_list_test.go
index af8c00d219..94473351fe 100644
--- a/test/e2e/source_list_test.go
+++ b/test/e2e/source_list_test.go
@@ -39,7 +39,7 @@ func TestSourceListTypes(t *testing.T) {
 
 	t.Log("List available source types")
 	output := sourceListTypes(r)
-	assert.Check(t, util.ContainsAll(output, "TYPE", "NAME", "DESCRIPTION", "Ping", "ApiServer"))
+	assert.Check(t, util.ContainsAll(output, "TYPE", "S", "NAME", "DESCRIPTION", "Ping", "ApiServer"))
 
 	t.Log("List available source types in YAML format")