diff --git a/Python/pystrtod.c b/Python/pystrtod.c
index 859af43..ae6ab9c 100644
--- a/Python/pystrtod.c
+++ b/Python/pystrtod.c
@@ -324,7 +324,7 @@
 
    On overflow (e.g., when trying to convert '1e500' on an IEEE 754 machine),
    if overflow_exception is NULL then +-Py_HUGE_VAL is returned, and no Python
-   exception is raised.  Otherwise, overflow_exception should point to a
+   exception is raised.  Otherwise, overflow_exception should point to
    a Python exception, this exception will be raised, -1.0 will be returned,
    and *endptr will point just past the end of the converted value.