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-rw-r--r--src/filesystem.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/filesystem.c b/src/filesystem.c
index 8558d2f..b889c5f 100644
--- a/src/filesystem.c
+++ b/src/filesystem.c
@@ -420,7 +420,7 @@ void fs_proc_sys(const char *newroot)
snprintf(path, sizeof path, "%s/proc", newroot);
D("%s: Remounting '%s'", __func__, path);
- if (mount("proc", path, "proc", MS_NOSUID|MS_NOEXEC|MS_NODEV|MS_REC,
+ if (mount("proc", path, "proc", MS_NOSUID|MS_NOEXEC|MS_NODEV|MS_REC|MS_RDONLY,
NULL) < 0)
{
FATAL("%s: mounting %s", __func__, path);