diff --git a/src/tokens.h b/src/tokens.h
index 7a1f2ca..6bf0fc3 100644
--- a/src/tokens.h
+++ b/src/tokens.h
@@ -62,6 +62,15 @@ static const uint8_t const LEDGER_SIGNATURE_PUBLIC_KEY[] = {
 };
 #endif
 
+static const uint8_t const LEDGER_PLUGINS_SIGNATURE_PUBLIC_KEY[] = {
+    // test key 2019-01-11 03:07PM (erc20signer)
+    0x04,
+    0x20, 0xda, 0x62, 0x00, 0x3c, 0x0c, 0xe0, 0x97, 0xe3, 0x36, 0x44, 0xa1, 0x0f, 0xe4, 0xc3, 0x04,
+    0x54, 0x06, 0x9a, 0x44, 0x54, 0xf0, 0xfa, 0x9d, 0x4e, 0x84, 0xf4, 0x50, 0x91, 0x42, 0x9b, 0x52,
+    0x20, 0xaf, 0x9e, 0x35, 0xc0, 0xb2, 0xd9, 0x28, 0x93, 0x80, 0x13, 0x73, 0x07, 0xde, 0x4d, 0xd1,
+    0xd4, 0x18, 0x42, 0x8c, 0xf2, 0x1a, 0x93, 0xb3, 0x35, 0x61, 0xbb, 0x09, 0xd8, 0x8f, 0xe5, 0x79,
+};
+
 #else
 
 #define NUM_TOKENS_AKROMA           0
diff --git a/src_features/getEth2PublicKey/cmd_getEth2PublicKey.c b/src_features/getEth2PublicKey/cmd_getEth2PublicKey.c
index 33ca895..e9c4b0f 100644
--- a/src_features/getEth2PublicKey/cmd_getEth2PublicKey.c
+++ b/src_features/getEth2PublicKey/cmd_getEth2PublicKey.c
@@ -19,7 +19,7 @@ void getEth2PublicKey(uint32_t *bip32Path, uint8_t bip32PathLength, uint8_t *out
     uint8_t tmp[96];
 
     io_seproxyhal_io_heartbeat();
-    os_perso_derive_eip2333(CX_CURVE_BLS12_381_G1, bip32Path, bip32PathLength, privateKeyData);
+    // os_perso_derive_eip2333(CX_CURVE_BLS12_381_G1, bip32Path, bip32PathLength, privateKeyData);
     io_seproxyhal_io_heartbeat();
     memset(tmp, 0, 48);
     memmove(tmp + 16, privateKeyData, 32);
diff --git a/src_features/setExternalPlugin/cmd_setExternalPlugin.c b/src_features/setExternalPlugin/cmd_setExternalPlugin.c
index 03e562e..0bc88c0 100644
--- a/src_features/setExternalPlugin/cmd_setExternalPlugin.c
+++ b/src_features/setExternalPlugin/cmd_setExternalPlugin.c
@@ -31,8 +31,8 @@ void handleSetExternalPlugin(uint8_t p1,
     // check Ledger's signature over the payload
     cx_hash_sha256(workBuffer, payload_size, hash, sizeof(hash));
     cx_ecfp_init_public_key(CX_CURVE_256K1,
-                            LEDGER_SIGNATURE_PUBLIC_KEY,
-                            sizeof(LEDGER_SIGNATURE_PUBLIC_KEY),
+                            LEDGER_PLUGINS_SIGNATURE_PUBLIC_KEY,
+                            sizeof(LEDGER_PLUGINS_SIGNATURE_PUBLIC_KEY),
                             &tokenKey);
     if(!cx_ecdsa_verify(&tokenKey, CX_LAST, CX_SHA256, hash, sizeof(hash), workBuffer+payload_size, dataLength-payload_size)){
         PRINTF("Invalid external plugin signature %.*H\n", payload_size, workBuffer);