diff --git a/hw/nvram/fw_cfg.c b/hw/nvram/fw_cfg.c
index 1a7e49c132dedc755bd02cd1bcb24f1027af21d0..479113bd81b244be27636fb980c47d6bf6387446 100644
--- a/hw/nvram/fw_cfg.c
+++ b/hw/nvram/fw_cfg.c
@@ -54,7 +54,7 @@ struct FWCfgState {
 #define JPG_FILE 0
 #define BMP_FILE 1
 
-static char *read_splashfile(char *filename, size_t *file_sizep,
+static char *read_splashfile(char *filename, gsize *file_sizep,
                              int *file_typep)
 {
     GError *err = NULL;
@@ -112,7 +112,7 @@ static void fw_cfg_bootsplash(FWCfgState *s)
     const char *boot_splash_filename = NULL;
     char *p;
     char *filename, *file_data;
-    size_t file_size;
+    gsize file_size;
     int file_type;
     const char *temp;
 
diff --git a/qemu-char.c b/qemu-char.c
index cff2896065ded413db6e0364dd513195752140e5..5d20d3ce54f7f2365b11070c163861ae4b9cc720 100644
--- a/qemu-char.c
+++ b/qemu-char.c
@@ -2920,7 +2920,7 @@ void qmp_ringbuf_write(const char *device, const char *data,
     CharDriverState *chr;
     const uint8_t *write_data;
     int ret;
-    size_t write_count;
+    gsize write_count;
 
     chr = qemu_chr_find(device);
     if (!chr) {