diff --git a/pkg/services/ngalert/eval/eval_test.go b/pkg/services/ngalert/eval/eval_test.go
index 5708bfe927e..b93dc33f953 100644
--- a/pkg/services/ngalert/eval/eval_test.go
+++ b/pkg/services/ngalert/eval/eval_test.go
@@ -595,6 +595,111 @@ func TestEvaluate(t *testing.T) {
 				"ref_id":         "A",
 			},
 		}},
+	}, {
+		name: "results contains captured values for exact label matches",
+		cond: models.Condition{
+			Condition: "B",
+		},
+		resp: backend.QueryDataResponse{
+			Responses: backend.Responses{
+				"A": {
+					Frames: []*data.Frame{{
+						RefID: "A",
+						Fields: []*data.Field{
+							data.NewField(
+								"Value",
+								data.Labels{"foo": "bar"},
+								[]*float64{util.Pointer(10.0)},
+							),
+						},
+					}},
+				},
+				"B": {
+					Frames: []*data.Frame{{
+						RefID: "B",
+						Fields: []*data.Field{
+							data.NewField(
+								"Value",
+								data.Labels{"foo": "bar"},
+								[]*float64{util.Pointer(1.0)},
+							),
+						},
+					}},
+				},
+			},
+		},
+		expected: Results{{
+			State: Alerting,
+			Instance: data.Labels{
+				"foo": "bar",
+			},
+			Values: map[string]NumberValueCapture{
+				"A": {
+					Var:    "A",
+					Labels: data.Labels{"foo": "bar"},
+					Value:  util.Pointer(10.0),
+				},
+				"B": {
+					Var:    "B",
+					Labels: data.Labels{"foo": "bar"},
+					Value:  util.Pointer(1.0),
+				},
+			},
+			EvaluationString: "[ var='A' labels={foo=bar} value=10 ], [ var='B' labels={foo=bar} value=1 ]",
+		}},
+	}, {
+		name: "results contains captured values for subset of labels",
+		cond: models.Condition{
+			Condition: "B",
+		},
+		resp: backend.QueryDataResponse{
+			Responses: backend.Responses{
+				"A": {
+					Frames: []*data.Frame{{
+						RefID: "A",
+						Fields: []*data.Field{
+							data.NewField(
+								"Value",
+								data.Labels{"foo": "bar"},
+								[]*float64{util.Pointer(10.0)},
+							),
+						},
+					}},
+				},
+				"B": {
+					Frames: []*data.Frame{{
+						RefID: "B",
+						Fields: []*data.Field{
+							data.NewField(
+								"Value",
+								data.Labels{"foo": "bar", "bar": "baz"},
+								[]*float64{util.Pointer(1.0)},
+							),
+						},
+					}},
+				},
+			},
+		},
+		expected: Results{{
+			State: Alerting,
+			Instance: data.Labels{
+				"foo": "bar",
+				"bar": "baz",
+			},
+			Values: map[string]NumberValueCapture{
+				"A": {
+					Var:    "A",
+					Labels: data.Labels{"foo": "bar"},
+					Value:  util.Pointer(10.0),
+				},
+				"B": {
+					Var:    "B",
+					Labels: data.Labels{"foo": "bar", "bar": "baz"},
+					Value:  util.Pointer(1.0),
+				},
+			},
+			EvaluationString: "[ var='A' labels={foo=bar} value=10 ], [ var='B' labels={bar=baz, foo=bar} value=1 ]",
+		}},
 	}}
 
 	for _, tc := range cases {