diff --git a/.wp-env.json b/.wp-env.json
index 05ea05b2809f9c..d368f3ea1c72a6 100644
--- a/.wp-env.json
+++ b/.wp-env.json
@@ -4,6 +4,9 @@
 	"plugins": [ "." ],
 	"themes": [ "./test/emptytheme" ],
 	"env": {
+		"development": {
+			"phpmyadminPort": 9000
+		},
 		"tests": {
 			"mappings": {
 				"wp-content/plugins/gutenberg": ".",
diff --git a/schemas/json/wp-env.json b/schemas/json/wp-env.json
index 491d1f8cf73017..8aa604ed41ed1f 100644
--- a/schemas/json/wp-env.json
+++ b/schemas/json/wp-env.json
@@ -62,6 +62,10 @@
 					"description": "Mapping of WordPress directories to local directories to be mounted in the WordPress instance.",
 					"type": "object",
 					"default": {}
+				},
+				"phpmyadminPort": {
+					"description": "The port number to access phpMyAdmin.",
+					"type": "integer"
 				}
 			}
 		},
@@ -73,7 +77,8 @@
 				"themes",
 				"port",
 				"config",
-				"mappings"
+				"mappings",
+				"phpmyadminPort"
 			]
 		}
 	},