diff --git a/projects/file/magic_fuzzer.cc b/projects/file/magic_fuzzer.cc
index 4132a109d..7c62962c5 100644
--- a/projects/file/magic_fuzzer.cc
+++ b/projects/file/magic_fuzzer.cc
@@ -23,7 +23,7 @@
 
 struct Environment {
   Environment(std::string data_dir) {
-    magic = magic_open(MAGIC_NONE);
+    magic = magic_open(MAGIC_COMPRESS|MAGIC_CONTINUE);
     std::string magic_path = data_dir + "/magic";
     if (magic_load(magic, magic_path.c_str())) {
       fprintf(stderr, "error loading magic file: %s\n", magic_error(magic));