index 8103dd4d5ae..2c02bc77352 100644
--- a/x_/x_nwscript.nss
+++ b/x_/x_nwscript.nss
@@ -586,15 +586,15 @@ effect EffectPetrify();
 object CopyItem(object oItem, object oTargetInventory=OBJECT_INVALID, int bCopyVars=FALSE);
 effect EffectCutsceneParalyze();
 int GetDroppableFlag(object oItem);
 int GetUseableFlag(object oObject=OBJECT_SELF);
 int GetStolenFlag(object oStolen);
-void SetCampaignFloat(string sCampaignName, string sVarName, float flFloat, object oPlayer=OBJECT_INVALID);
-void SetCampaignInt(string sCampaignName, string sVarName, int nInt, object oPlayer=OBJECT_INVALID);
-void SetCampaignVector(string sCampaignName, string sVarName, vector vVector, object oPlayer=OBJECT_INVALID);
-void SetCampaignLocation(string sCampaignName, string sVarName, location locLocation, object oPlayer=OBJECT_INVALID);
-void SetCampaignString(string sCampaignName, string sVarName, string sString, object oPlayer=OBJECT_INVALID);
+int SetCampaignFloat(string sCampaignName, string sVarName, float flFloat, object oPlayer=OBJECT_INVALID);
+int SetCampaignInt(string sCampaignName, string sVarName, int nInt, object oPlayer=OBJECT_INVALID);
+int SetCampaignVector(string sCampaignName, string sVarName, vector vVector, object oPlayer=OBJECT_INVALID);
+int SetCampaignLocation(string sCampaignName, string sVarName, location locLocation, object oPlayer=OBJECT_INVALID);
+int SetCampaignString(string sCampaignName, string sVarName, string sString, object oPlayer=OBJECT_INVALID);
 void DestroyCampaignDatabase(string sCampaignName);
 float GetCampaignFloat(string sCampaignName, string sVarName, object oPlayer=OBJECT_INVALID);
 int GetCampaignInt(string sCampaignName, string sVarName, object oPlayer=OBJECT_INVALID);
 vector GetCampaignVector(string sCampaignName, string sVarName, object oPlayer=OBJECT_INVALID);
 location GetCampaignLocation(string sCampaignName, string sVarName, object oPlayer=OBJECT_INVALID);