diff --git a/src/ui/nbgl_display_address.c b/src/ui/nbgl_display_address.c
index 351f8c8..decebab 100644
--- a/src/ui/nbgl_display_address.c
+++ b/src/ui/nbgl_display_address.c
@@ -46,7 +46,7 @@
 #include "format.h"
 #include "../menu.h"
 
-static char g_address[43];
+static char g_address[ECDSA_ADDRESS_LEN + 6];
 static char g_bip32_path[60];
 
 static nbgl_layoutTagValue_t pairs[1];
diff --git a/src/ui/nbgl_display_transaction.c b/src/ui/nbgl_display_transaction.c
index 90c3297..905f7c1 100755
--- a/src/ui/nbgl_display_transaction.c
+++ b/src/ui/nbgl_display_transaction.c
@@ -50,7 +50,7 @@
 // Buffer where the transaction amount string is written
 static char g_amount[30];
 // Buffer where the transaction address string is written
-static char g_address[43];
+static char g_address[ECDSA_ADDRESS_LEN + 6];
 
 static nbgl_layoutTagValue_t pairs[2];
 static nbgl_layoutTagValueList_t pairList;
diff --git a/tests/requirements.txt b/tests/requirements.txt
index 4e64402..9ed04a8 100644
--- a/tests/requirements.txt
+++ b/tests/requirements.txt
@@ -5,3 +5,4 @@ Jinja2==3.1.2
 Flask==2.1.2
 pysha3>=1.0.0,<2.0.0
 secp256k1>=0.14.0
+Werkzeug==2.2.2
\ No newline at end of file
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