diff --git a/Python/ast.c b/Python/ast.c
--- a/Python/ast.c
+++ b/Python/ast.c
@@ -2089,16 +2089,18 @@ ast_for_atom(struct compiling *c, const 
     case STRING: {
         expr_ty str = parsestrplus(c, n);
         if (!str) {
             const char *errtype = NULL;
             if (PyErr_ExceptionMatches(PyExc_UnicodeError))
                 errtype = "unicode error";
             else if (PyErr_ExceptionMatches(PyExc_ValueError))
                 errtype = "value error";
+            else if (PyErr_ExceptionMatches(PyExc_DeprecationWarning))
+                errtype = "deprecated usage";
             if (errtype) {
                 char buf[128];
                 PyObject *type, *value, *tback, *errstr;
                 PyErr_Fetch(&type, &value, &tback);
                 errstr = PyObject_Str(value);
                 if (errstr) {
                     char *s = _PyUnicode_AsString(errstr);
                     PyOS_snprintf(buf, sizeof(buf), "(%s) %s", errtype, s);