diff --git a/hw/display/vmware_vga.c b/hw/display/vmware_vga.c
index 58ea82e3e5..5c0fc49d9d 100644
--- a/hw/display/vmware_vga.c
+++ b/hw/display/vmware_vga.c
@@ -26,6 +26,7 @@
 #include "qemu/module.h"
 #include "qemu/units.h"
 #include "qapi/error.h"
+#include "qemu/log.h"
 #include "hw/loader.h"
 #include "trace.h"
 #include "ui/vnc.h"
@@ -953,7 +954,8 @@ static uint32_t vmsvga_value_read(void *opaque, uint32_t address)
             ret = s->scratch[s->index - SVGA_SCRATCH_BASE];
             break;
         }
-        printf("%s: Bad register %02x\n", __func__, s->index);
+        qemu_log_mask(LOG_GUEST_ERROR,
+                      "%s: Bad register %02x\n", __func__, s->index);
         ret = 0;
         break;
     }
@@ -1002,7 +1004,8 @@ static void vmsvga_value_write(void *opaque, uint32_t address, uint32_t value)
             s->new_width = value;
             s->invalidated = 1;
         } else {
-            printf("%s: Bad width: %i\n", __func__, value);
+            qemu_log_mask(LOG_GUEST_ERROR,
+                          "%s: Bad width: %i\n", __func__, value);
         }
         break;
 
@@ -1011,13 +1014,15 @@ static void vmsvga_value_write(void *opaque, uint32_t address, uint32_t value)
             s->new_height = value;
             s->invalidated = 1;
         } else {
-            printf("%s: Bad height: %i\n", __func__, value);
+            qemu_log_mask(LOG_GUEST_ERROR,
+                          "%s: Bad height: %i\n", __func__, value);
         }
         break;
 
     case SVGA_REG_BITS_PER_PIXEL:
         if (value != 32) {
-            printf("%s: Bad bits per pixel: %i bits\n", __func__, value);
+            qemu_log_mask(LOG_GUEST_ERROR,
+                          "%s: Bad bits per pixel: %i bits\n", __func__, value);
             s->config = 0;
             s->invalidated = 1;
         }
@@ -1082,7 +1087,8 @@ static void vmsvga_value_write(void *opaque, uint32_t address, uint32_t value)
             s->scratch[s->index - SVGA_SCRATCH_BASE] = value;
             break;
         }
-        printf("%s: Bad register %02x\n", __func__, s->index);
+        qemu_log_mask(LOG_GUEST_ERROR,
+                      "%s: Bad register %02x\n", __func__, s->index);
     }
 }