diff --git a/pkg/capabilities/consensus/ocr3/capability_test.go b/pkg/capabilities/consensus/ocr3/capability_test.go
index e383a487c..627e67dd4 100644
--- a/pkg/capabilities/consensus/ocr3/capability_test.go
+++ b/pkg/capabilities/consensus/ocr3/capability_test.go
@@ -325,6 +325,7 @@ func TestOCR3Capability_ValidateConfig(t *testing.T) {
 			"encoder":            "",
 			"encoder_config":     map[string]any{},
 			"report_id":          "aaaa",
+			"key_id":             "key_id",
 		})
 		require.NoError(t, err)
 
@@ -337,6 +338,7 @@ func TestOCR3Capability_ValidateConfig(t *testing.T) {
 		config, err := values.NewMap(map[string]any{
 			"aggregation_method": "data_feeds",
 			"report_id":          "aaaa",
+			"key_id":             "key_id",
 		})
 		require.NoError(t, err)
 
@@ -353,6 +355,7 @@ func TestOCR3Capability_ValidateConfig(t *testing.T) {
 			"encoder":            "",
 			"encoder_config":     map[string]any{},
 			"report_id":          "aa",
+			"key_id":             "key_id",
 		})
 		require.NoError(t, err)
 
@@ -361,6 +364,22 @@ func TestOCR3Capability_ValidateConfig(t *testing.T) {
 		assert.Contains(t, err.Error(), "does not match pattern") // taken from the error json schema error message
 		require.Nil(t, c)
 	})
+
+	t.Run("InvalidConfig no key_id", func(t *testing.T) {
+		config, err := values.NewMap(map[string]any{
+			"aggregation_method": "data_feeds",
+			"aggregation_config": map[string]any{},
+			"encoder":            "",
+			"encoder_config":     map[string]any{},
+			"report_id":          "aaaa",
+		})
+		require.NoError(t, err)
+
+		c, err := o.ValidateConfig(config)
+		require.Error(t, err)
+		assert.Contains(t, err.Error(), "missing properties: 'key_id'") // taken from the error json schema error message
+		require.Nil(t, c)
+	})
 }
 
 func TestOCR3Capability_RespondsToLateRequest(t *testing.T) {
diff --git a/pkg/capabilities/consensus/ocr3/models.go b/pkg/capabilities/consensus/ocr3/models.go
index 86662dc31..81cd1e13a 100644
--- a/pkg/capabilities/consensus/ocr3/models.go
+++ b/pkg/capabilities/consensus/ocr3/models.go
@@ -12,7 +12,7 @@ type config struct {
 	ReportID          string      `mapstructure:"report_id" json:"report_id" jsonschema:"required,pattern=^[a-f0-9]{4}$"`
 	RequestTimeoutMS  int64       `mapstructure:"request_timeout_ms" json:"request_timeout_ms"`
 
-	KeyID string `mapstructure:"key_id" json:"key_id"`
+	KeyID string `mapstructure:"key_id" json:"key_id,omitempty" jsonschema:"required"`
 }
 
 type inputs struct {