diff --git a/libc/src/dirent.cpp b/libc/src/dirent.cpp
index c58256f9..1731fdca 100644
--- a/libc/src/dirent.cpp
+++ b/libc/src/dirent.cpp
@@ -20,6 +20,8 @@ extern "C"
             return nullptr;
         }
 
+        fcntl(fd, F_SETFD, FD_CLOEXEC);
+
         dp->_fd = fd;
 
         return dp;