diff --git a/hw/input/tsc210x.c b/hw/input/tsc210x.c
index ded0db9351..2eb3cb9518 100644
--- a/hw/input/tsc210x.c
+++ b/hw/input/tsc210x.c
@@ -552,10 +552,8 @@ static void tsc2102_data_register_write(
         return;
 
     default:
-#ifdef TSC_VERBOSE
-        fprintf(stderr, "tsc2102_data_register_write: "
-                        "no such register: 0x%02x\n", reg);
-#endif
+        qemu_log_mask(LOG_GUEST_ERROR, "tsc2102_data_register_write: "
+                                       "no such register: 0x%02x\n", reg);
     }
 }
 
@@ -636,10 +634,8 @@ static void tsc2102_control_register_write(
 
     default:
     bad_reg:
-#ifdef TSC_VERBOSE
-        fprintf(stderr, "tsc2102_control_register_write: "
-                        "no such register: 0x%02x\n", reg);
-#endif
+        qemu_log_mask(LOG_GUEST_ERROR, "tsc2102_control_register_write: "
+                                       "no such register: 0x%02x\n", reg);
     }
 }
 
@@ -764,10 +760,8 @@ static void tsc2102_audio_register_write(
         return;
 
     default:
-#ifdef TSC_VERBOSE
-        fprintf(stderr, "tsc2102_audio_register_write: "
-                        "no such register: 0x%02x\n", reg);
-#endif
+        qemu_log_mask(LOG_GUEST_ERROR, "tsc2102_audio_register_write: "
+                                       "no such register: 0x%02x\n", reg);
     }
 }