diff --git a/plugin/dnstap/setup.go b/plugin/dnstap/setup.go
index 2ab38d84c..ce12b5676 100644
--- a/plugin/dnstap/setup.go
+++ b/plugin/dnstap/setup.go
@@ -180,6 +180,8 @@ func parseConfig(c *caddy.Controller) ([]*Dnstap, error) {
 					}
 					d.ExtraFormat = c.Val()
 				}
+			default:
+				return nil, c.Errf("unknown property '%s'", c.Val())
 			}
 		}
 		dnstaps = append(dnstaps, &d)
diff --git a/plugin/dnstap/setup_test.go b/plugin/dnstap/setup_test.go
index b66f0ee6a..71b173562 100644
--- a/plugin/dnstap/setup_test.go
+++ b/plugin/dnstap/setup_test.go
@@ -59,6 +59,7 @@ func TestConfig(t *testing.T) {
 		{"dnstap dnstap.sock {\nidentity\n}\n", true, []results{{endpoint: "dnstap.sock", full: false, proto: "unix", identity: []byte(hostname), version: []byte("-"), multipleTcpWriteBuf: 1, multipleQueue: 1}}},
 		{"dnstap dnstap.sock {\nversion\n}\n", true, []results{{endpoint: "dnstap.sock", full: false, proto: "unix", identity: []byte(hostname), version: []byte("-"), multipleTcpWriteBuf: 1, multipleQueue: 1}}},
 		{"dnstap dnstap.sock {\nextra\n}\n", true, []results{{endpoint: "dnstap.sock", full: false, proto: "unix", identity: []byte(hostname), version: []byte("-"), multipleTcpWriteBuf: 1, multipleQueue: 1}}},
+		{"dnstap dnstap.sock {\nidentitiy NAME\n}\n", true, []results{{endpoint: "dnstap.sock", full: false, proto: "unix", identity: []byte(hostname), version: []byte("-"), multipleTcpWriteBuf: 1, multipleQueue: 1}}},
 		// Limits and parsing for writebuffer (MiB) and queue (x10k)
 		{"dnstap dnstap.sock full 1024 2048", false, []results{{endpoint: "dnstap.sock", full: true, proto: "unix", identity: []byte(hostname), version: []byte("-"), multipleTcpWriteBuf: 1024, multipleQueue: 2048}}},
 		{"dnstap dnstap.sock full 1025 1", true, []results{{endpoint: "dnstap.sock", full: true, proto: "unix", identity: []byte(hostname), version: []byte("-"), multipleTcpWriteBuf: 1, multipleQueue: 1}}},
diff --git a/plugin/trace/setup.go b/plugin/trace/setup.go
index a6ecdfe85..c5fb04aa5 100644
--- a/plugin/trace/setup.go
+++ b/plugin/trace/setup.go
@@ -129,6 +129,8 @@ func traceParse(c *caddy.Controller) (*trace, error) {
 				if err != nil {
 					return nil, err
 				}
+			default:
+				return nil, c.Errf("unknown property '%s'", c.Val())
 			}
 		}
 	}
diff --git a/plugin/trace/setup_test.go b/plugin/trace/setup_test.go
index 080a3d4e3..19f2d9acb 100644
--- a/plugin/trace/setup_test.go
+++ b/plugin/trace/setup_test.go
@@ -44,6 +44,7 @@ func TestTraceParse(t *testing.T) {
 		{"trace {\n zipkin_max_backlog_size\n}", true, "", 1, `coredns`, false, 0, 0, 0},
 		{"trace {\n zipkin_max_batch_size\n}", true, "", 1, `coredns`, false, 0, 0, 0},
 		{"trace {\n zipkin_max_batch_interval\n}", true, "", 1, `coredns`, false, 0, 0, 0},
+		{"trace {\n evrey 100\n}", true, "", 1, `coredns`, false, 0, 0, 0},
 	}
 	for i, test := range tests {
 		c := caddy.NewTestController("dns", test.input)