diff --git a/cli/compose/schema/bindata.go b/cli/compose/schema/bindata.go
index 9649d03070b8..e56e243201a1 100644
--- a/cli/compose/schema/bindata.go
+++ b/cli/compose/schema/bindata.go
@@ -467,44 +467,44 @@ DoTuq9lAU9Q4O1xV/59X/w8AAP//zRo7vm9CAAA=
 
 	"/data/config_schema_v3.7.json": {
 		local:   "data/config_schema_v3.7.json",
-		size:    17540,
+		size:    17740,
 		modtime: 1518458244,
 		compressed: `
-H4sIAAAAAAAC/+xcS2/jOBK++1cImrlNHg3sYBfbtz3uafe8gVugqbLNCUVyipQTT8P/faGnJYoUaVvp
-ZDBpoNGJVHzUk18VS/19lSTpz5ruoSDp1yTdG6O+Pj7+pqW4b54+SNw95ki25v7Lr4/Ns5/Su2ocy6sh
-VIot22XNm+zwt4d/PFTDGxJzVFARyc1vQE3zDOH3kiFUg5/SA6BmUqTru1X1TqFUgIaBTr8m1eaSpCfp
-Hgym1QaZ2KX141M9Q5KkGvDA6GCGfqs/PZ7nf+zJ7uxZB5utnytiDKD473Rv9etvT+T+j3/d/+/L/T8f
-svv1Lz+PXlfyRdg2y+ewZYIZJkW/ftpTntqfTv3CJM9rYsJHa28J1zDmWYB5kfgc4rkneyee2/UdPI/Z
-OUheFkENdlTvxEyz/DL600ARTNhkG6p3s9hq+WUYbqJGiOGO6p0Ybpa/jeFVx7R7j+m31/vq31M95+x8
-zSyD/dVMjGKeS5yumOOXZy9QjyRzUFwe6527ZdYQFCBM2ospSdJNyXhuS10K+E81xdPgYZJ8t8P7YJ76
-/eg3v1H07z289O+pFAZeTc3U/NKNCCR9BtwyDrEjCDaW7hEZZ9pkErOcUeMcz8kG+E0zUEL3kG1RFsFZ
-tlnDiXZO1EXwSM4NwR1ES1bvi0yzP0ZyfUqZMLADTO/6seuTNXYyWdgxbZ+u/qxXjglTSlRG8nzEBEEk
-x2pHzECh3fwlaSnY7yX8uyUxWII9b45SLT/xDmWpMkWw8sJ52adUFgURS7nmJXxESH5ySIz8vV1j+Kpf
-bbQtDzdJhFU6wkUg3IQDTmXpskQaGz8u9aMkSUuWxxPvLiEuZD7etyiLDWB6mhBPnHT0+3rlemNp3xAm
-ADNBCgjaMUIOwjDCM62Ajsg7Tc1oJo2K5ynCjmmDRyflmYvhxnJQIHKdNRnM5aE3zaFPZxYNE7mYO1Ka
-aapDpdpbag3MNBCk+yvHy4IwEaNUEAaPSrImjH24+ATikPV2c7EYQBwYSlF0QTruaB+Mf1VSw+3BsT9o
-W8bvep9ej6WXbiUWpNpst/bKcwQ7LG8owCEPFSQmPONMPC9v4vBqkGR7qc016CndA+FmT/dAn2eGD6lG
-o6U2MUbOCrILEykaJNGSE9NWSuYIr4aT6aJaGkwrd7uK1Geak/QkEtjnyA6AsehTqnNW5TqCQ8d+MA0d
-kX57aLLQGferf+J8Cnddp6v9xOIwDhCPtFIQWuFeBK1DFtVmBdkEHJxpJ8Q6NqRflaxcniRGqS5YSQhC
-Th+sjLeyOIjZqZ0zokHflvUNotDh10ibcI39++xYz1DvnPE5XmCqIZbl3LmRdRjdvmUKqsYIfRwr6ggx
-dDAl0fyQpOkcp87IoFl8mkfZ6o4a9DbJ10yUiku9uoqEe4AqN5zpPeSXjEFpJJU8zjGcNaZ4Z5hJxK4C
-cQrZgXHYWRxvpORAxOigQCB5JgU/RlBqQzBYvtBAS2TmmEllFoeP7nrU2er7ctR4Q1Yl/7Nm8depWeij
-puY6bK1NzkQmFYigb2gjVbZDQiFTgEw6RTEKsHmJTWowmUaznSA85GamUNsrqwXGhJ295KxgfqdxWG0E
-XmuwmhuizcCzqJA9kyHMJwgRmcGe4AVHR+2YW8/5tIrEQOM7+Xq+u3Yjayf9RdDL3sbai37cTlXqYBJX
-0widRRztjsvlP0eEHumoJl9fFcfblSJj51tH/WhEML6w00wbEPQYv9CGTW45Ls274rKumors/KUYd24S
-7att38EPYUVIKpVHNTey0R8pb89Fh+H8yakdOWfy2IIJVpRF+jX54stY4yXzxtDeqgHNAHpf7H2R+Fyd
-7DnDOVu+pgXEqq7O9S0MSYO9IPM9FKH+BqbJxroJciGWylDw4AZOYeSFYJBZVzodJh1CJ9Af8+LDsAJk
-aa6FnQTN5cDV7hQbtKN0VyhzJjSgtC3oaXBB2JRTgmYSgzNA5PXVVRQoQVCcUaJDwO+G4j1KzjeEPmdt
-W9MlYHsGZSuChHPgTBcxqDXNgZPjVZbT3EERxkuEjNCIq45WV4IZidcvWZDXrFu2Jgn4beOnmINvTRD1
-+WHjxsYz7rcMtWnKC1K1v43D+slbsomt8p+PBJUTA58m8WkSw8pbjfn1UubgTO6X6dxTZew9RFpAIUON
-G7eX8i2VI+gKJvguFj+KABzUOxCAjGYja/AcOVPaN7odud2yG+whOWtSxyXMm0rR7CMm8twY6qq4Q4yB
-QhkdFVpfmMjly+UwawFpK04oWNDsVkFrg4QJc3EPgi0WhbAFBEFh1i2ntaCZetByhXaFQPJ3uAq6Vfk3
-JIPOcDOH56cDJonhWHsOrfm1NdMomDNNEQz0K/f9hqt4S5i3gvS5rVUFA3V6ILyMuNu4qhvEVxOIGHxy
-fp4U0mlHtkCCFtN4FdUe1FJlUi1/PxFuAVqHq+NMkWKpCBvdMJU6E4aPEDvLjfCUnz927LybNkV6tPrU
-F6Tuelmto1XsdYzl9l/XxuxLRVcRjRhD6D6q3nZh2eOGk2hSXneGqpbqM1JdEKn+7Hb942yw/dIy+DVf
-TRX+OPIGy4v4LOID6PWd1TU5DJ3qaqk+1fXe6rKaVQZqm16uzEkyuqN2NbxL6bdhkzn+fwNfBuPdlO+K
-z1q0FeI85wueHw+/zCDFuc73N4JYC7QJunVqlShWfVOg/Xm2P0Z04ycfa1d8iuPk8u/7uDGk+dB6PZKP
-RdJ8cDI4sNdRia/rE267LaX7lNrTKTfODlfV39Pq/wEAAP//il2qfYREAAA=
+H4sIAAAAAAAC/+xcS4/bOBK++1cYmrlNPwLsYBeb2x73tHvehiPQVNnmNEVyipTTTuD/vtDTEkWKlK1O
+dzAdIEi3VHzUg8WvHsr31Xqd/KrpAXKSfF4nB2PU58fHP7QU9/XTB4n7xwzJztx/+v2xfvZLcleOY1k5
+hEqxY/u0fpMe//bwj4dyeE1iTgpKIrn9A6ipnyH8WTCEcvBTcgTUTIpkc7cq3ymUCtAw0Mnndbm59boj
+aR/0ptUGmdgn1eNzNcN6nWjAI6O9Gbqt/vJ4mf+xI7uzZ+1ttnquiDGA4r/jvVWvvzyR+2//uv/fp/t/
+PqT3m99+Hbwu5Yuwq5fPYMcEM0yKbv2kozw3P527hUmWVcSED9beEa5hyLMA81Xic4jnjuyNeG7Wd/A8
+ZOcoeZEHNdhSvREz9fLL6E8DRTBhk62p3sxiy+WXYbj2GiGGW6o3Yrhe/jaGVy3T7j0mX17uy3/P1ZyT
+89Wz9PZXMTHweS5xunyOX56dQD2SzEBxeap27pZZTZCDMEknpvU62RaMZ7bUpYD/lFM89R6u199t996b
+p3o/+M1vFN17Dy/deyqFgRdTMTW9dC0CSZ8Bd4xD7AiCtaV7RMaZNqnENGPUOMdzsgV+0wyU0AOkO5R5
+cJZdWnOinRO1HjySc0NwD9GS1Yc81ezbQK5PCRMG9oDJXTd2c7bGjiYLH0z7TJd/NivHhAklKiVZNmCC
+IJJTuSNmINdu/tZJIdifBfy7ITFYgD1vhlItP/EeZaFSRbA8hdOyT6jMcyKWOppz+IiQ/OiSGJz3Zo3+
+q261wbY83KwjrNLhLgLuJuxwSkuXBdJY/zH3HK3XScGyeOL9HOJcZsN9iyLfAibnEfHokA5+36xcbyzt
+G8IEYCpIDkE7RshAGEZ4qhXQAXmrqQnNJFH+PEHYM23w5KS8cNHfWAYKRKbTOoKZ73qTDLpwZlE3kYmp
+K6WeprxUyr0l1sBUA0F6uHK8zAkTMUoFYfCkJKvd2LvzTyCOaWc3s8UA4shQirx10nFXe2/8i5IabneO
+3UXbMH7XnenNUHrJTmJOys22a688V7DD8voC7PNQQmLCU87E8/ImDi8GSXqQ2lyDnpIDEG4O9AD0eWJ4
+n2owWmoTY+QsJ/swkaJBEi05MU2mZIrwajiZLKql3rRyvy9JfaY5Ck8igX2G7AgYiz6lukRVris4dO0H
+w9AB6ZeHOgqdOH7VT5yP4a7rdrWfWBzGAeKBVnJCS9yLoHXIopqoIB2BgwvtiFjHuvSrgpX5QWKU6oKZ
+hCDk9MHKeCuLg5it2jkjGvRtUV/PCx1/j7QJ19i/T471DPXOGR/jBabqY1nOnRvZhNHta4agaojQh76i
+8hD9A6Ykmh8SNF381AUZ1IuP4yhb3VGDXif4mvBScaFXm5FwD1DFljN9gGzOGJRGUsnjDoYzxxR/GCYC
+satAnEJ2ZBz2FsdbKTkQMbgoEEiWSsFPEZTaEAymLzTQApk5pVKZxeGjOx91sfouHTXckJXJ/8hZ/HVy
+FvqkqbkOW2uTMZFKBSJ4NrSRKt0joZAqQCadohg42KzAOjQYTaPZXhAeOmYmV7srswXGhA97wVnO/IfG
+YbUReK3Gam6INgHPolz2RIQwHSBERAYHgjOujupg7jz30yoSAw1r8tV8d81GNk76WdDL3sbGi37ch6rQ
+wSCuohE6jbjaHcXln8NDD3RUkW+u8uPNSpG+87W9fjQiGBbsNNMGBD3FL7RloyrH3LgrLuqqqMjen4px
+xybRZ7XpO/ghrAhJpfKo5kY2uivl9bloMZw/OLU950QcmzPB8iJPPq8/+SLWeMm8MrS3ckATgN7ne79K
+fC5v9ozhlC2fpzsxhl0OM1tFrCzsVH9DnzTYMzLdaxHqg2CabK2KkQvZlAaFRzfACiM0BIPMKv202LUP
+sUC/zwKJYTnIwlwLTwma+QDX7ijrta20pZYpE+pR2hb01Csk1mmXoJnE4BEQWVXiigIvCIozSnQIIN6Q
+5EfJ+ZbQ57Rpf5oDyifQuCJIOAfOdB6DbpMMODldZTl1rYowXiCkhEaURBpdCWYkXr9kTl7SdtmKJHBu
+63OKGfjWBFHdMza+rE/G/Y6hNnUaQqrmt6H7P3tTO7HVgMvVoTJi4MMkPkyin6GrYgO9lDk4kwDLdPip
+IrZekeSQy1CDx+0pf0vlCLqECb4C5HsRgIN6DwKQ0XRgDZ4rZ0z7SlWU2y27xh6SszrEXMK8qRT1PmI8
+z42urvQ7JRDPldFRrvUrE5n8Oh9mLSBtxQkFC5rdKmhtkDBhZvcq2GJRCDtAEBQmj+U4ZzSRN1ouIa8Q
+SPYGJaNblX/DdwNOdzOF58cDRoHhUHsOrfm1NdFQmDFNEQx0K3d9iat4S5i2guS5yWkFHXVyJLyIqIFc
+1TXiyx1EDD47P2MK6bQlWyBAi2nQimojaqhSqZavY4RbhTbhLDpTJF/Kw0Y3ViXOgOE9+M5iKzxp6vft
+O+/GzZMerT51Cam7TlabaBV7D8Zy+69yY3bx0ZVEI8YQeojKt81Me/yA9OUoXe90aQ3Vh0eb4dF+dvt/
+f7bafOEZ/Iqwogp/lHmDhUZ8jvEO9P+TqHV0CTvV2lB9qPVnUavVdNNT77j4MyXx6M7gVb/W023DJnP8
+Pw2+CMu7KV+p0lq0EfY05wveWw+/TSDZqQ7+V4KAC7Q7unVqpVBWXXOj/Zm535e040cfnZd8itOoOPl9
+2OBSfzC+GcjHIqk/nOkBhU1UYO76FN1ur2k/Cfd0/A2j11X597z6fwAAAP//5FICNUxFAAA=
 `,
 	},
 
diff --git a/cli/compose/schema/data/config_schema_v3.7.json b/cli/compose/schema/data/config_schema_v3.7.json
index 4c3d24dcd279..05566cf81959 100644
--- a/cli/compose/schema/data/config_schema_v3.7.json
+++ b/cli/compose/schema/data/config_schema_v3.7.json
@@ -319,6 +319,7 @@
         },
         "working_dir": {"type": "string"}
       },
+      "patternProperties": {"^x-": {}},
       "additionalProperties": false
     },
 
@@ -489,6 +490,7 @@
         "attachable": {"type": "boolean"},
         "labels": {"$ref": "#/definitions/list_or_dict"}
       },
+      "patternProperties": {"^x-": {}},
       "additionalProperties": false
     },
 
@@ -513,6 +515,7 @@
         },
         "labels": {"$ref": "#/definitions/list_or_dict"}
       },
+      "patternProperties": {"^x-": {}},
       "additionalProperties": false
     },
 
@@ -530,6 +533,7 @@
         },
         "labels": {"$ref": "#/definitions/list_or_dict"}
       },
+      "patternProperties": {"^x-": {}},
       "additionalProperties": false
     },
 
@@ -547,6 +551,7 @@
         },
         "labels": {"$ref": "#/definitions/list_or_dict"}
       },
+      "patternProperties": {"^x-": {}},
       "additionalProperties": false
     },
 
diff --git a/cli/compose/schema/schema_test.go b/cli/compose/schema/schema_test.go
index c029f2f7259f..17ffb203f652 100644
--- a/cli/compose/schema/schema_test.go
+++ b/cli/compose/schema/schema_test.go
@@ -45,6 +45,39 @@ func TestValidateAllowsXTopLevelFields(t *testing.T) {
 	assert.NilError(t, err)
 }
 
+func TestValidateAllowsXFields(t *testing.T) {
+	config := dict{
+		"version": "3.7",
+		"services": dict{
+			"bar": dict{
+				"x-extra-stuff": dict{},
+			},
+		},
+		"volumes": dict{
+			"bar": dict{
+				"x-extra-stuff": dict{},
+			},
+		},
+		"networks": dict{
+			"bar": dict{
+				"x-extra-stuff": dict{},
+			},
+		},
+		"configs": dict{
+			"bar": dict{
+				"x-extra-stuff": dict{},
+			},
+		},
+		"secrets": dict{
+			"bar": dict{
+				"x-extra-stuff": dict{},
+			},
+		},
+	}
+	err := Validate(config, "3.7")
+	assert.NilError(t, err)
+}
+
 func TestValidateSecretConfigNames(t *testing.T) {
 	config := dict{
 		"version": "3.5",