diff --git a/protob/messages-tezos.proto b/protob/messages-tezos.proto
index 4f3791a058..e429ce8b86 100644
--- a/protob/messages-tezos.proto
+++ b/protob/messages-tezos.proto
@@ -5,15 +5,6 @@ package hw.trezor.messages.tezos;
 option java_package = "com.satoshilabs.trezor.lib.protobuf";
 option java_outer_classname = "TrezorMessageTezos";
 
-/**
- * Tezos Curve Type
- */
-enum TezosCurveType {
-    Ed25519 = 0;
-    Secp256k1 = 1;
-    P256 = 2;
-}
-
 /**
  * Request: Ask device for Tezos address corresponding to address_n path
  * @start
@@ -22,8 +13,7 @@ enum TezosCurveType {
  */
 message TezosGetAddress {
     repeated uint32 address_n = 1;      // BIP-32 path to derive the key from master node
-    optional TezosCurveType curve = 2 [default=Ed25519];  // Curve to use in trezor
-    optional bool show_display = 3;     // optionally show on display before sending the result
+    optional bool show_display = 2;     // optionally show on display before sending the result
 }
 
 /**
@@ -41,8 +31,7 @@ message TezosAddress {
  */
 message TezosGetPublicKey {
     repeated uint32 address_n = 1;          // BIP-32 path to derive the key from master node
-    optional TezosCurveType curve = 2 [default=Ed25519];  // Curve to use in trezor
-    optional bool show_display = 3;         // Optionally show on display before sending the result
+    optional bool show_display = 2;         // Optionally show on display before sending the result
 }
 
 /**
@@ -60,13 +49,12 @@ message TezosPublicKey {
  */
 message TezosSignTx {
     repeated uint32 address_n = 1;                  // BIP-32 path to derive the key from master node
-    optional TezosCurveType curve = 2 [default=Ed25519];  // Curve to use in trezor
-    optional bytes branch = 3;
+    optional bytes branch = 2;
 
-    optional TezosRevealOp reveal = 4;              // Tezos reveal operation (may be bundled with other op)
-    optional TezosTransactionOp transaction = 5;    // Tezos transaction operation
-    optional TezosOriginationOp origination = 6;    // Tezos origination operation
-    optional TezosDelegationOp delegation = 7;      // Tezos delegation operation
+    optional TezosRevealOp reveal = 3;              // Tezos reveal operation (may be bundled with other op)
+    optional TezosTransactionOp transaction = 4;    // Tezos transaction operation
+    optional TezosOriginationOp origination = 5;    // Tezos origination operation
+    optional TezosDelegationOp delegation = 6;      // Tezos delegation operation
     /*
      * Tezos contract ID
      */