diff --git a/libc-test/semver/apple.txt b/libc-test/semver/apple.txt
index 0f97434a4d320..bd076264a1212 100644
--- a/libc-test/semver/apple.txt
+++ b/libc-test/semver/apple.txt
@@ -428,6 +428,7 @@ FSOPT_REPORT_FULLSIZE
 FSOPT_RETURN_REALDEV
 F_ALLOCATEALL
 F_ALLOCATECONTIG
+F_ALLOCATEPERSIST
 F_BARRIERFSYNC
 F_FREEZE_FS
 F_FULLFSYNC
diff --git a/src/unix/bsd/apple/mod.rs b/src/unix/bsd/apple/mod.rs
index 77ac67151ac98..ea19b71366cf8 100644
--- a/src/unix/bsd/apple/mod.rs
+++ b/src/unix/bsd/apple/mod.rs
@@ -3440,6 +3440,7 @@ pub const F_GETPATH_NOFIRMLINK: ::c_int = 102;
 
 pub const F_ALLOCATECONTIG: ::c_uint = 0x02;
 pub const F_ALLOCATEALL: ::c_uint = 0x04;
+pub const F_ALLOCATEPERSIST: ::c_uint = 0x08;
 
 pub const F_PEOFPOSMODE: ::c_int = 3;
 pub const F_VOLPOSMODE: ::c_int = 4;