diff --git a/src/ui_callbacks.h b/src/ui_callbacks.h
index 46e3665..419706a 100644
--- a/src/ui_callbacks.h
+++ b/src/ui_callbacks.h
@@ -10,8 +10,8 @@ unsigned int io_seproxyhal_touch_tx_ok(const bagl_element_t *e);
 unsigned int io_seproxyhal_touch_tx_cancel(const bagl_element_t *e);
 unsigned int io_seproxyhal_touch_address_ok(const bagl_element_t *e);
 unsigned int io_seproxyhal_touch_address_cancel(const bagl_element_t *e);
-unsigned int io_seproxyhal_touch_signMessage_ok(const bagl_element_t *e);
-unsigned int io_seproxyhal_touch_signMessage_cancel(const bagl_element_t *e);
+unsigned int io_seproxyhal_touch_signMessage_ok(void);
+unsigned int io_seproxyhal_touch_signMessage_cancel(void);
 unsigned int io_seproxyhal_touch_data_ok(const bagl_element_t *e);
 unsigned int io_seproxyhal_touch_data_cancel(const bagl_element_t *e);
 unsigned int io_seproxyhal_touch_signMessage712_v0_ok(const bagl_element_t *e);
diff --git a/src_bagl/ui_flow_signMessage.c b/src_bagl/ui_flow_signMessage.c
index ee8e39e..5aa9500 100644
--- a/src_bagl/ui_flow_signMessage.c
+++ b/src_bagl/ui_flow_signMessage.c
@@ -20,7 +20,7 @@ UX_STEP_NOCB(
 UX_STEP_CB(
     ux_sign_flow_3_step,
     pbb,
-    io_seproxyhal_touch_signMessage_ok(NULL),
+    io_seproxyhal_touch_signMessage_ok(),
     {
       &C_icon_validate_14,
       "Sign",
@@ -29,7 +29,7 @@ UX_STEP_CB(
 UX_STEP_CB(
     ux_sign_flow_4_step,
     pbb,
-    io_seproxyhal_touch_signMessage_cancel(NULL),
+    io_seproxyhal_touch_signMessage_cancel(),
     {
       &C_icon_crossmark,
       "Cancel",
diff --git a/src_features/signMessage/cmd_signMessage.c b/src_features/signMessage/cmd_signMessage.c
index 71876e0..e9d47e0 100644
--- a/src_features/signMessage/cmd_signMessage.c
+++ b/src_features/signMessage/cmd_signMessage.c
@@ -186,7 +186,7 @@ void handleSignPersonalMessage(uint8_t p1,
         cx_hash((cx_hash_t *) &tmpContent.sha2, CX_LAST, workBuffer, 0, hashMessage, 32);
 
 #ifdef NO_CONSENT
-        io_seproxyhal_touch_signMessage_ok(NULL);
+        io_seproxyhal_touch_signMessage_ok();
 #else   // NO_CONSENT
         ui_display_sign();
 #endif  // NO_CONSENT
diff --git a/src_features/signMessage/ui_common_signMessage.c b/src_features/signMessage/ui_common_signMessage.c
index b8fc9c3..6436093 100644
--- a/src_features/signMessage/ui_common_signMessage.c
+++ b/src_features/signMessage/ui_common_signMessage.c
@@ -2,7 +2,7 @@
 #include "shared_context.h"
 #include "ui_callbacks.h"
 
-unsigned int io_seproxyhal_touch_signMessage_ok(__attribute__((unused)) const bagl_element_t *e) {
+unsigned int io_seproxyhal_touch_signMessage_ok(void) {
     uint8_t privateKeyData[INT256_LENGTH];
     uint8_t signature[100];
     cx_ecfp_private_key_t privateKey;
@@ -46,8 +46,7 @@ unsigned int io_seproxyhal_touch_signMessage_ok(__attribute__((unused)) const ba
     return 0;  // do not redraw the widget
 }
 
-unsigned int io_seproxyhal_touch_signMessage_cancel(__attribute__((unused))
-                                                    const bagl_element_t *e) {
+unsigned int io_seproxyhal_touch_signMessage_cancel(void) {
     reset_app_context();
     G_io_apdu_buffer[0] = 0x69;
     G_io_apdu_buffer[1] = 0x85;
diff --git a/src_features/signMessageEIP712/cmd_signMessage712.c b/src_features/signMessageEIP712/cmd_signMessage712.c
index 5585d52..847c40a 100644
--- a/src_features/signMessageEIP712/cmd_signMessage712.c
+++ b/src_features/signMessageEIP712/cmd_signMessage712.c
@@ -27,7 +27,7 @@ void handleSignEIP712Message(uint8_t p1,
     memmove(tmpCtx.messageSigningContext712.messageHash, workBuffer + 32, 32);
 
 #ifdef NO_CONSENT
-    io_seproxyhal_touch_signMessage_ok(NULL);
+    io_seproxyhal_touch_signMessage_ok();
 #else   // NO_CONSENT
     ui_sign_712_v0();
 #endif  // NO_CONSENT