#include "cache.h"
+#include "blob.h"
 
 static char *create_temp_file(unsigned char *sha1)
 {
        int fd;
 
        buf = read_sha1_file(sha1, type, &size);
-       if (!buf || strcmp(type, "blob"))
+       if (!buf || strcmp(type, blob_type))
                die("unable to read blob object %s", sha1_to_hex(sha1));
 
        strcpy(path, ".merge_file_XXXXXX");