diff --git a/lib/libspl/include/os/linux/sys/mnttab.h b/lib/libspl/include/os/linux/sys/mnttab.h
index 7b30bf1d5..093218d68 100644
--- a/lib/libspl/include/os/linux/sys/mnttab.h
+++ b/lib/libspl/include/os/linux/sys/mnttab.h
@@ -32,6 +32,7 @@
 
 #include <stdio.h>
 #include <mntent.h>
+#include <sys/stat.h>
 #include <sys/types.h>
 
 #ifdef MNTTAB
@@ -67,7 +68,6 @@ struct extmnttab {
 	uint_t mnt_minor;
 };
 
-struct stat64;
 struct statfs;
 
 extern int getmntany(FILE *fp, struct mnttab *mp, struct mnttab *mpref);