diff --git a/source/thirdparty/hdf5/H5pubconf_unix.h b/source/thirdparty/hdf5/H5pubconf_unix.h
index cef68e432..05e92cc5b 100644
--- a/source/thirdparty/hdf5/H5pubconf_unix.h
+++ b/source/thirdparty/hdf5/H5pubconf_unix.h
@@ -352,7 +352,7 @@
 #define H5_HAVE_UNISTD_H 1
 
 /* Define to 1 if you have the `vasprintf' function. */
-#define H5_HAVE_VASPRINTF 1
+/* #undef H5_HAVE_VASPRINTF */
 
 /* Define to 1 if you have the `waitpid' function. */
 #define H5_HAVE_WAITPID 1