diff --git a/parser/logfmt/logfmt_parser_test.go b/parser/logfmt/logfmt_parser_test.go
index 0ccab6c..3d6831b 100644
--- a/parser/logfmt/logfmt_parser_test.go
+++ b/parser/logfmt/logfmt_parser_test.go
@@ -36,6 +36,12 @@ func TestScanKeyValue(t *testing.T) {
 				{key: []byte("hello"), val: []byte("bye")},
 			},
 		},
+		{
+			input: "hello=",
+			want: []kv{
+				{key: []byte("hello"), val: nil},
+			},
+		},
 		{
 			input: "hello=bye crap crap",
 			want: []kv{