diff --git a/man3/posix_fallocate.3 b/man3/posix_fallocate.3
index 8ea37261a..bf0ad422e 100644
--- a/man3/posix_fallocate.3
+++ b/man3/posix_fallocate.3
@@ -102,7 +102,7 @@ referred to by
 The filesystem containing the file referred to by
 .I fd
 does not support this operation.
-This error code can be returned by libc's that don't perform the
+This error code can be returned by C libraries that don't perform the
 emulation shown in NOTES, such as musl libc.
 .TP
 .B ESPIPE