diff --git a/src/fs/io/FileOutputStream.hxx b/src/fs/io/FileOutputStream.hxx
index aec4001fe..3f30b3c39 100644
--- a/src/fs/io/FileOutputStream.hxx
+++ b/src/fs/io/FileOutputStream.hxx
@@ -50,7 +50,7 @@
 /* we don't use O_TMPFILE on Android because Android's braindead
    SELinux policy disallows hardlinks
    (https://android.googlesource.com/platform/external/sepolicy/+/85ce2c7),
-   even hardlinks from /proc/self/fd/*, which however is required to
+   even hardlinks from /proc/self/fd/N, which however is required to
    use O_TMPFILE */
 #define HAVE_O_TMPFILE
 #endif