diff --git a/SConscript.unix b/SConscript.unix
index 83f1a3c84..4549d8d58 100644
--- a/SConscript.unix
+++ b/SConscript.unix
@@ -152,6 +152,7 @@ SOURCE_MICROPYTHON = [
     'vendor/micropython/py/mpstate.c',
     'vendor/micropython/py/mpz.c',
     'vendor/micropython/py/nativeglue.c',
+    'vendor/micropython/py/nlr.c',
     'vendor/micropython/py/nlrx86.c',
     'vendor/micropython/py/nlrx64.c',
     'vendor/micropython/py/obj.c',