diff --git a/internal/pkg/cli/env_show_test.go b/internal/pkg/cli/env_show_test.go
index 77af75ba25b..f55ef853496 100644
--- a/internal/pkg/cli/env_show_test.go
+++ b/internal/pkg/cli/env_show_test.go
@@ -324,7 +324,7 @@ Resources
 				)
 			},
 
-			wantedContent: "{\"environment\":{\"app\":\"testApp\",\"name\":\"testEnv\",\"region\":\"us-west-2\",\"accountID\":\"123456789012\",\"prod\":false,\"registryURL\":\"\",\"executionRoleARN\":\"\",\"managerRoleARN\":\"\"},\"services\":[{\"app\":\"testApp\",\"name\":\"testSvc1\",\"type\":\"load-balanced\"},{\"app\":\"testApp\",\"name\":\"testSvc2\",\"type\":\"load-balanced\"},{\"app\":\"testApp\",\"name\":\"testSvc3\",\"type\":\"load-balanced\"}],\"tags\":{\"copilot-application\":\"testApp\",\"copilot-environment\":\"testEnv\",\"key1\":\"value1\",\"key2\":\"value2\"},\"resources\":[{\"type\":\"AWS::IAM::Role\",\"physicalID\":\"testApp-testEnv-CFNExecutionRole\"},{\"type\":\"testApp-testEnv-Cluster\",\"physicalID\":\"AWS::ECS::Cluster-jI63pYBWU6BZ\"}],\"environment_vpc\":{\"ID\":\"\",\"PublicSubnetIDs\":null,\"PrivateSubnetIDs\":null}}\n",
+			wantedContent: "{\"environment\":{\"app\":\"testApp\",\"name\":\"testEnv\",\"region\":\"us-west-2\",\"accountID\":\"123456789012\",\"prod\":false,\"registryURL\":\"\",\"executionRoleARN\":\"\",\"managerRoleARN\":\"\"},\"services\":[{\"app\":\"testApp\",\"name\":\"testSvc1\",\"type\":\"load-balanced\"},{\"app\":\"testApp\",\"name\":\"testSvc2\",\"type\":\"load-balanced\"},{\"app\":\"testApp\",\"name\":\"testSvc3\",\"type\":\"load-balanced\"}],\"tags\":{\"copilot-application\":\"testApp\",\"copilot-environment\":\"testEnv\",\"key1\":\"value1\",\"key2\":\"value2\"},\"resources\":[{\"type\":\"AWS::IAM::Role\",\"physicalID\":\"testApp-testEnv-CFNExecutionRole\"},{\"type\":\"testApp-testEnv-Cluster\",\"physicalID\":\"AWS::ECS::Cluster-jI63pYBWU6BZ\"}],\"environmentVPC\":{\"id\":\"\",\"publicSubnetIDs\":null,\"privateSubnetIDs\":null}}\n",
 		},
 	}
 
diff --git a/internal/pkg/describe/env.go b/internal/pkg/describe/env.go
index d4dca0ebd8f..6669718469e 100644
--- a/internal/pkg/describe/env.go
+++ b/internal/pkg/describe/env.go
@@ -26,14 +26,14 @@ type EnvDescription struct {
 	Services       []*config.Workload  `json:"services"`
 	Tags           map[string]string   `json:"tags,omitempty"`
 	Resources      []*CfnResource      `json:"resources,omitempty"`
-	EnvironmentVPC EnvironmentVPC      `json:"environment_vpc"`
+	EnvironmentVPC EnvironmentVPC      `json:"environmentVPC"`
 }
 
 // EnvironmentVPC holds the ID of the environment's VPC configuration.
 type EnvironmentVPC struct {
-	ID               string
-	PublicSubnetIDs  []string
-	PrivateSubnetIDs []string
+	ID               string   `json:"id"`
+	PublicSubnetIDs  []string `json:"publicSubnetIDs"`
+	PrivateSubnetIDs []string `json:"privateSubnetIDs"`
 }
 
 // EnvDescriber retrieves information about an environment.
@@ -130,7 +130,7 @@ func (d *EnvDescriber) Version() (string, error) {
 }
 
 func (d *EnvDescriber) loadStackInfo() (map[string]string, EnvironmentVPC, error) {
-	environmentVPC := EnvironmentVPC{}
+	var environmentVPC EnvironmentVPC
 	tags := make(map[string]string)
 
 	envStack, err := d.stackDescriber.Stack(stack.NameForEnv(d.app, d.env.Name))
diff --git a/internal/pkg/describe/env_test.go b/internal/pkg/describe/env_test.go
index 61eaf30f206..f47c3014f7b 100644
--- a/internal/pkg/describe/env_test.go
+++ b/internal/pkg/describe/env_test.go
@@ -341,7 +341,7 @@ func TestEnvDescription_JSONString(t *testing.T) {
 		Type: "load-balanced",
 	}
 	allSvcs := []*config.Workload{testSvc1, testSvc2, testSvc3}
-	wantedContent := "{\"environment\":{\"app\":\"testApp\",\"name\":\"testEnv\",\"region\":\"us-west-2\",\"accountID\":\"123456789012\",\"prod\":false,\"registryURL\":\"\",\"executionRoleARN\":\"\",\"managerRoleARN\":\"\",\"customConfig\":{}},\"services\":[{\"app\":\"testApp\",\"name\":\"testSvc1\",\"type\":\"load-balanced\"},{\"app\":\"testApp\",\"name\":\"testSvc2\",\"type\":\"load-balanced\"},{\"app\":\"testApp\",\"name\":\"testSvc3\",\"type\":\"load-balanced\"}],\"tags\":{\"key1\":\"value1\",\"key2\":\"value2\"},\"resources\":[{\"type\":\"AWS::IAM::Role\",\"physicalID\":\"testApp-testEnv-CFNExecutionRole\"},{\"type\":\"testApp-testEnv-Cluster\",\"physicalID\":\"AWS::ECS::Cluster-jI63pYBWU6BZ\"}],\"environment_vpc\":{\"ID\":\"\",\"PublicSubnetIDs\":null,\"PrivateSubnetIDs\":null}}\n"
+	wantedContent := "{\"environment\":{\"app\":\"testApp\",\"name\":\"testEnv\",\"region\":\"us-west-2\",\"accountID\":\"123456789012\",\"prod\":false,\"registryURL\":\"\",\"executionRoleARN\":\"\",\"managerRoleARN\":\"\",\"customConfig\":{}},\"services\":[{\"app\":\"testApp\",\"name\":\"testSvc1\",\"type\":\"load-balanced\"},{\"app\":\"testApp\",\"name\":\"testSvc2\",\"type\":\"load-balanced\"},{\"app\":\"testApp\",\"name\":\"testSvc3\",\"type\":\"load-balanced\"}],\"tags\":{\"key1\":\"value1\",\"key2\":\"value2\"},\"resources\":[{\"type\":\"AWS::IAM::Role\",\"physicalID\":\"testApp-testEnv-CFNExecutionRole\"},{\"type\":\"testApp-testEnv-Cluster\",\"physicalID\":\"AWS::ECS::Cluster-jI63pYBWU6BZ\"}],\"environmentVPC\":{\"id\":\"\",\"publicSubnetIDs\":null,\"privateSubnetIDs\":null}}\n"
 
 	// GIVEN
 	ctrl := gomock.NewController(t)