diff --git a/modules/29_CES_parameters/calibrate/datainput.gms b/modules/29_CES_parameters/calibrate/datainput.gms
index 46f4da4a3c647578c03ed4611bfb6932009f33e7..b2dacadb50f21bfdd9dbdbcd24f8a25056eaa74b 100644
--- a/modules/29_CES_parameters/calibrate/datainput.gms
+++ b/modules/29_CES_parameters/calibrate/datainput.gms
@@ -161,7 +161,6 @@ $offdelim
 /
 
 
-
 p29_esdemand       "energy service demand"
 /
 $ondelim
@@ -169,12 +168,14 @@ $include "./modules/29_CES_parameters/calibrate/input/pm_es_demand.cs4r"
 $offdelim
 /
 
+$ifthen.edgesm %transport% ==  "edge_esm"
 p29_trpdemand       "transport demand"
 /
 $ondelim
 $include "./modules/29_CES_parameters/calibrate/input/pm_trp_demand.cs4r"
 $offdelim
 /
+$endif.edgesm
 
 
 p29_efficiency_growth       "efficency growth for ppf beyond calibration"
diff --git a/modules/29_CES_parameters/calibrate/declarations.gms b/modules/29_CES_parameters/calibrate/declarations.gms
index f9bb79e053211486f55083e22aaa73cb1e3ab29e..cb29d27632c353bf06add7124546983212f14412 100644
--- a/modules/29_CES_parameters/calibrate/declarations.gms
+++ b/modules/29_CES_parameters/calibrate/declarations.gms
@@ -17,7 +17,9 @@ Parameters
   p29_effGr(tall,all_regi,all_in)                                   "growth of factor efficiency from input.gdx"
   p29_fedemand(tall,all_regi,all_GDPscen,all_in)                  "final energy demand"
   p29_cesdata_price(tall,all_regi,all_in)                          "exogenous prices in case they are needed"
+$ifthen.edgesm %transport% ==  "edge_esm"
   p29_trpdemand(tall,all_regi,all_GDPscen,EDGE_scenario_all,all_in) "transport demand for the edge_esm transport module, unit: trillion passenger/ton km"
+$endif.edgesm
   p29_esdemand(tall,all_regi,all_GDPscen,all_in)                  "energy service demand"
   p29_efficiency_growth(tall,all_regi,all_GDPscen,all_in)         "efficency level paths for ppf beyond calibration"
   p29_capitalQuantity(tall,all_regi,all_GDPscen,all_in)            "capital quantities"