diff --git a/Makefile b/Makefile
index c33ca42..f970fac 100644
--- a/Makefile
+++ b/Makefile
@@ -155,12 +155,21 @@ endif
 
 # NFTs
 ifneq ($(TARGET_NAME),TARGET_NANOS)
-DEFINES	+= HAVE_NFT_SUPPORT
-# Enable the NFT staging key
-NFT_STAGING_KEY:=0
-ifneq ($(NFT_STAGING_KEY),0)
-DEFINES += HAVE_NFT_STAGING_KEY
+    DEFINES	+= HAVE_NFT_SUPPORT
+    NFT_TEST_KEY:=0
+    ifneq ($(NFT_TEST_KEY),0)
+        DEFINES += HAVE_NFT_TEST_KEY
+    endif
+    NFT_STAGING_KEY:=0
+    ifneq ($(NFT_STAGING_KEY),0)
+        # Key used by the staging backend
+        DEFINES += HAVE_NFT_STAGING_KEY
+    endif
 endif
+ifneq (,$(filter $(DEFINES),HAVE_NFT_TEST_KEY))
+    ifneq (, $(filter $(DEFINES),HAVE_NFT_STAGING_KEY))
+        $(error Multiple alternative NFT keys set at once)
+    endif
 endif
 
 # Dynamic memory allocator
diff --git a/client/src/ledger_app_clients/ethereum/keychain.py b/client/src/ledger_app_clients/ethereum/keychain.py
index b6021af..433d652 100644
--- a/client/src/ledger_app_clients/ethereum/keychain.py
+++ b/client/src/ledger_app_clients/ethereum/keychain.py
@@ -12,6 +12,7 @@ class Key(Enum):
     CAL = auto()
     DOMAIN_NAME = auto()
     SET_PLUGIN = auto()
+    NFT = auto()
 
 
 _keys: Dict[Key, SigningKey] = dict()
diff --git a/client/src/ledger_app_clients/ethereum/keychain/nft.pem b/client/src/ledger_app_clients/ethereum/keychain/nft.pem
new file mode 100644
index 0000000..de6d21a
--- /dev/null
+++ b/client/src/ledger_app_clients/ethereum/keychain/nft.pem
@@ -0,0 +1,8 @@
+-----BEGIN EC PARAMETERS-----
+BgUrgQQACg==
+-----END EC PARAMETERS-----
+-----BEGIN EC PRIVATE KEY-----
+MHQCAQEEIK69Gt4o0bzkOaEwUE5X2tI+Ks80FQi785Co+6woU9hioAcGBSuBBAAK
+oUQDQgAEPPtfsxkF9L052dU1pAwmqrUcXX0yGbKKyUK5gPsgbPswtRzC3iEZrAOO
+uw191lQXcCBKPO06eeKLMvu2cmRowA==
+-----END EC PRIVATE KEY-----
diff --git a/src_features/provideNFTInformation/cmd_provideNFTInfo.c b/src_features/provideNFTInformation/cmd_provideNFTInfo.c
index f6655b9..9068b1e 100644
--- a/src_features/provideNFTInformation/cmd_provideNFTInfo.c
+++ b/src_features/provideNFTInformation/cmd_provideNFTInfo.c
@@ -29,13 +29,19 @@
 #define VERSION_1 1
 
 static const uint8_t LEDGER_NFT_METADATA_PUBLIC_KEY[] = {
-#ifdef HAVE_NFT_STAGING_KEY
+#if defined(HAVE_NFT_TEST_KEY)
+    0x04, 0x3c, 0xfb, 0x5f, 0xb3, 0x19, 0x05, 0xf4, 0xbd, 0x39, 0xd9, 0xd5, 0x35, 0xa4,
+    0x0c, 0x26, 0xaa, 0xb5, 0x1c, 0x5d, 0x7d, 0x32, 0x19, 0xb2, 0x8a, 0xc9, 0x42, 0xb9,
+    0x80, 0xfb, 0x20, 0x6c, 0xfb, 0x30, 0xb5, 0x1c, 0xc2, 0xde, 0x21, 0x19, 0xac, 0x03,
+    0x8e, 0xbb, 0x0d, 0x7d, 0xd6, 0x54, 0x17, 0x70, 0x20, 0x4a, 0x3c, 0xed, 0x3a, 0x79,
+    0xe2, 0x8b, 0x32, 0xfb, 0xb6, 0x72, 0x64, 0x68, 0xc0
+#elif defined(HAVE_NFT_STAGING_KEY)
     0x04, 0xf5, 0x70, 0x0c, 0xa1, 0xe8, 0x74, 0x24, 0xc7, 0xc7, 0xd1, 0x19, 0xe7, 0xe3,
     0xc1, 0x89, 0xb1, 0x62, 0x50, 0x94, 0xdb, 0x6e, 0xa0, 0x40, 0x87, 0xc8, 0x30, 0x00,
     0x7d, 0x0b, 0x46, 0x9a, 0x53, 0x11, 0xee, 0x6a, 0x1a, 0xcd, 0x1d, 0xa5, 0xaa, 0xb0,
     0xf5, 0xc6, 0xdf, 0x13, 0x15, 0x8d, 0x28, 0xcc, 0x12, 0xd1, 0xdd, 0xa6, 0xec, 0xe9,
     0x46, 0xb8, 0x9d, 0x5c, 0x05, 0x49, 0x92, 0x59, 0xc4
-#else
+#else  // production key
     0x04, 0x98, 0x8d, 0xa6, 0xb2, 0x46, 0xf2, 0x8e, 0x77, 0xc1, 0xba, 0xb6, 0x75, 0xcb,
     0x2a, 0x27, 0x44, 0xf7, 0xf5, 0xce, 0xc5, 0x6a, 0xe6, 0xe0, 0x32, 0x23, 0x33, 0x7b,
     0x57, 0x94, 0xcd, 0x6a, 0xe0, 0x7d, 0x48, 0xb3, 0x0d, 0xb9, 0xcc, 0xb4, 0x0f, 0x5a,