diff --git a/include/uv.h b/include/uv.h
index 9e450c511..67a25f0c1 100644
--- a/include/uv.h
+++ b/include/uv.h
@@ -157,6 +157,7 @@ struct uv__queue {
   XX(ESOCKTNOSUPPORT, "socket type not supported")                            \
   XX(ENODATA, "no data available")                                            \
   XX(EUNATCH, "protocol driver not attached")                                 \
+  XX(ENOEXEC, "exec format error")                                            \
 
 #define UV_HANDLE_TYPE_MAP(XX)                                                \
   XX(ASYNC, async)                                                            \
diff --git a/include/uv/errno.h b/include/uv/errno.h
index 127278ef9..ac00778cf 100644
--- a/include/uv/errno.h
+++ b/include/uv/errno.h
@@ -474,4 +474,10 @@
 # define UV__EUNATCH (-4023)
 #endif
 
+#if defined(ENOEXEC) && !defined(_WIN32)
+# define UV__ENOEXEC UV__ERR(ENOEXEC)
+#else
+# define UV__ENOEXEC (-4022)
+#endif
+
 #endif /* UV_ERRNO_H_ */