diff --git a/preprocessor/DynareBison.yy b/preprocessor/DynareBison.yy
index 1773f3ea26c76c9df06d837acdba397c63a19b9b..2ec87737bf6ff6dd6a523b5e0df91d9c2480a83c 100644
--- a/preprocessor/DynareBison.yy
+++ b/preprocessor/DynareBison.yy
@@ -93,8 +93,8 @@ class ParsingDriver;
 %token DATAFILE FILE SERIES DOUBLING DR_CYCLE_REDUCTION_TOL DR_LOGARITHMIC_REDUCTION_TOL DR_LOGARITHMIC_REDUCTION_MAXITER DR_ALGO DROP DSAMPLE DYNASAVE DYNATYPE CALIBRATION DIFFERENTIATE_FORWARD_VARS
 %token END ENDVAL EQUAL ESTIMATION ESTIMATED_PARAMS ESTIMATED_PARAMS_BOUNDS ESTIMATED_PARAMS_INIT EXTENDED_PATH ENDOGENOUS_PRIOR
 %token FILENAME FILTER_STEP_AHEAD FILTERED_VARS FIRST_OBS LAST_OBS SET_TIME PROCESS PROBABILITY MULTINOMIAL
-%token <string_val> FLOAT_NUMBER DATES NUM_NONSTATIONARY MAX_ORDER_OF_INTEGRATION
-%token DEFAULT FIXED_POINT OPT_ALGO
+%token <string_val> FLOAT_NUMBER DATES
+%token DEFAULT FIXED_POINT OPT_ALGO NUM_NONSTATIONARY MAX_ORDER_OF_INTEGRATION
 %token FORECAST K_ORDER_SOLVER INSTRUMENTS SHIFT MEAN STDEV VARIANCE MODE INTERVAL SHAPE DOMAINN
 %token GAMMA_PDF GRAPH GRAPH_FORMAT CONDITIONAL_VARIANCE_DECOMPOSITION NOCHECK STD
 %token HISTVAL HISTVAL_FILE HOMOTOPY_SETUP HOMOTOPY_MODE HOMOTOPY_STEPS HOMOTOPY_FORCE_CONTINUE HP_FILTER HP_NGRID HYBRID