diff --git a/configure.ac b/configure.ac
index c8c740c..8147a0b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -780,6 +780,7 @@
   lib/c_glib/Makefile
   lib/c_glib/thrift_c_glib.pc
   lib/c_glib/test/Makefile
+  lib/c_glib/test/fuzz/Makefile
   lib/d/Makefile
   lib/d/test/Makefile
   lib/erl/Makefile