gribapiDefStepUnits: fix typo

src/stream_gribapi.c

@@ -1671,7 +1671,7 @@ void gribapiDefStepUnits(grib_handle *gh, int timeunit, int proDefTempNum, int g
     {
       GRIB_CHECK(my_grib_set_long(gh, "stepUnits", unitsOfTime), 0);
       if ( proDefTempNum == 8 || proDefTempNum == 11 )
-        GRIB_CHECK(my_grib_set_long(gh, "indicatorOfUnitForTimeRange", unitsOfTime), 0);
+        GRIB_CHECK(my_grib_set_long(gh, "indicatorOfUnitOfTimeRange", unitsOfTime), 0);
       GRIB_CHECK(my_grib_set_long(gh, "indicatorOfUnitOfTimeRange", unitsOfTime), 0);
     }
 }