diff --git a/lib/std/libc/os/posix.c3 b/lib/std/libc/os/posix.c3
index 749d2bfa8..0146c662e 100644
--- a/lib/std/libc/os/posix.c3
+++ b/lib/std/libc/os/posix.c3
@@ -11,6 +11,7 @@ const int RTLD_LAZY = 0x1;
 const int RTLD_NOW = 0x2;
 const int RTLD_LOCAL = 0x4;
 const int RTLD_GLOBAL = 0x8;
+const int RTLD_NODELETE = 0x1000;
 
 def Pid_t = int;
 def Uid_t = uint;
diff --git a/lib/std/os/posix/process.c3 b/lib/std/os/posix/process.c3
index b2dd4f9b8..054d295ef 100644
--- a/lib/std/os/posix/process.c3
+++ b/lib/std/os/posix/process.c3
@@ -61,7 +61,7 @@ def BacktraceFn = fn CInt(void** buffer, CInt size);
 fn CInt backtrace(void** buffer, CInt size)
 {
 	if (size < 1) return 0;
-	void* handle = libc::dlopen("libc.so.6", libc::RTLD_LAZY);
+	void* handle = libc::dlopen("libc.so.6", libc::RTLD_LAZY|libc::RTLD_NODELETE);
 	if (handle)
 	{
 		BacktraceFn backtrace_fn = libc::dlsym(handle, "backtrace");