diff --git a/acme/client/resources.go b/acme/client/resources.go
index 8bf539b..92e5a92 100644
--- a/acme/client/resources.go
+++ b/acme/client/resources.go
@@ -104,8 +104,8 @@ func (c *Client) Rollover(newKey crypto.Signer) error {
 	oldKey := keys.JWKForSigner(account.Signer)
 
 	rolloverRequest := struct {
-		Account string
-		OldKey  jose.JSONWebKey
+		Account string          `json:"account"`
+		OldKey  jose.JSONWebKey `json:"oldKey"`
 	}{
 		Account: account.ID,
 		OldKey:  oldKey,
@@ -171,7 +171,7 @@ func (c *Client) CreateOrder(order *resources.Order) error {
 	}
 
 	req := struct {
-		Identifiers []resources.Identifier
+		Identifiers []resources.Identifier `json:"identifiers"`
 	}{
 		Identifiers: order.Identifiers,
 	}
diff --git a/shell/commands/finalize/finalize.go b/shell/commands/finalize/finalize.go
index 896d265..ffa8880 100644
--- a/shell/commands/finalize/finalize.go
+++ b/shell/commands/finalize/finalize.go
@@ -90,7 +90,7 @@ func finalizeHandler(c *ishell.Context) {
 	}
 
 	finalizeRequest := struct {
-		CSR string
+		CSR string `json:"csr"`
 	}{
 		CSR: b64csr,
 	}
diff --git a/shell/commands/getAcct/getAcct.go b/shell/commands/getAcct/getAcct.go
index b1b9188..1420414 100644
--- a/shell/commands/getAcct/getAcct.go
+++ b/shell/commands/getAcct/getAcct.go
@@ -26,7 +26,7 @@ func getAccountHandler(c *ishell.Context) {
 	client := commands.GetClient(c)
 
 	getAcctReq := struct {
-		OnlyReturnExisting bool
+		OnlyReturnExisting bool `json:"onlyReturnExisting"`
 	}{
 		OnlyReturnExisting: true,
 	}
diff --git a/shell/commands/revokeCert/revokeCert.go b/shell/commands/revokeCert/revokeCert.go
index feeb2b6..118daed 100644
--- a/shell/commands/revokeCert/revokeCert.go
+++ b/shell/commands/revokeCert/revokeCert.go
@@ -121,8 +121,8 @@ func revokeCertHandler(c *ishell.Context) {
 	certBytes := pemBlock.Bytes
 
 	revokeRequest := struct {
-		Certificate string
-		Reason      int
+		Certificate string `json:"certificate"`
+		Reason      int    `json:"reason"`
 	}{
 		Certificate: base64.RawURLEncoding.EncodeToString(certBytes),
 		Reason:      opts.reason,