diff --git a/promql/lex.go b/promql/lex.go
index 5e71c96a5..2ebb9cc8a 100644
--- a/promql/lex.go
+++ b/promql/lex.go
@@ -153,7 +153,7 @@ const (
 	itemAlert
 	itemIf
 	itemFor
-	itemWith
+	itemLabels
 	itemAnnotations
 	itemKeepCommon
 	itemOffset
@@ -183,7 +183,7 @@ var key = map[string]itemType{
 	"alert":         itemAlert,
 	"if":            itemIf,
 	"for":           itemFor,
-	"with":          itemWith,
+	"labels":        itemLabels,
 	"annotations":   itemAnnotations,
 	"offset":        itemOffset,
 	"by":            itemBy,
diff --git a/promql/lex_test.go b/promql/lex_test.go
index 5811b9689..793621a3d 100644
--- a/promql/lex_test.go
+++ b/promql/lex_test.go
@@ -238,8 +238,8 @@ var tests = []struct {
 		input:    "for",
 		expected: []item{{itemFor, 0, "for"}},
 	}, {
-		input:    "with",
-		expected: []item{{itemWith, 0, "with"}},
+		input:    "labels",
+		expected: []item{{itemLabels, 0, "labels"}},
 	}, {
 		input:    "annotations",
 		expected: []item{{itemAnnotations, 0, "annotations"}},
diff --git a/promql/parse.go b/promql/parse.go
index 7e2be267b..7e261a225 100644
--- a/promql/parse.go
+++ b/promql/parse.go
@@ -358,7 +358,7 @@ func (p *parser) stmt() Statement {
 // alertStmt parses an alert rule.
 //
 //		ALERT name IF expr [FOR duration]
-//			[WITH label_set]
+//			[LABELS label_set]
 //			[ANNOTATIONS label_set]
 //
 func (p *parser) alertStmt() *AlertStmt {
@@ -384,8 +384,8 @@ func (p *parser) alertStmt() *AlertStmt {
 	}
 
 	lset := model.LabelSet{}
-	if p.peek().typ == itemWith {
-		p.expect(itemWith, ctx)
+	if p.peek().typ == itemLabels {
+		p.expect(itemLabels, ctx)
 		lset = p.labelSet()
 	}
 
diff --git a/promql/parse_test.go b/promql/parse_test.go
index 43b62c8a6..4a544cd5e 100644
--- a/promql/parse_test.go
+++ b/promql/parse_test.go
@@ -1149,7 +1149,8 @@ var testStatement = []struct {
 			dc:http_request:rate5m = sum(rate(http_request_count[5m])) by (dc)
 	
 			# A simple test alerting rule.
-			ALERT GlobalRequestRateLow IF(dc:http_request:rate5m < 10000) FOR 5m WITH {
+			ALERT GlobalRequestRateLow IF(dc:http_request:rate5m < 10000) FOR 5m
+			  LABELS {
 			    service = "testservice"
 			    # ... more fields here ...
 			  }
@@ -1284,7 +1285,8 @@ var testStatement = []struct {
 	}, {
 		input: `
 			# A simple test alerting rule.
-			ALERT GlobalRequestRateLow IF(dc:http_request:rate5m < 10000) FOR 5 WITH {
+			ALERT GlobalRequestRateLow IF(dc:http_request:rate5m < 10000) FOR 5
+			  LABELS {
 			    service = "testservice"
 			    # ... more fields here ... 
 			  }
@@ -1332,7 +1334,7 @@ var testStatement = []struct {
 		input: `foo{a!~"b"} = bar`,
 		fail:  true,
 	}, {
-		input: `ALERT SomeName IF time() WITH {} 
+		input: `ALERT SomeName IF time() LABELS {} 
 			SUMMARY "Global request rate low"
 			DESCRIPTION "The global request rate is low"
 		`,