diff --git a/arch/sim/src/nuttx-names.in b/arch/sim/src/nuttx-names.in
index 3108c489b3c..e23ef237e4a 100644
--- a/arch/sim/src/nuttx-names.in
+++ b/arch/sim/src/nuttx-names.in
@@ -32,6 +32,7 @@
 #endif
 
 NXSYMBOLS(__errno)
+NXSYMBOLS(__cxa_atexit)
 NXSYMBOLS(_exit)
 NXSYMBOLS(accept)
 NXSYMBOLS(asprintf)