diff --git a/apier/v1/sessions_process_event_it_test.go b/apier/v1/sessions_process_event_it_test.go
index 9fa2f9b4c..c64182a76 100644
--- a/apier/v1/sessions_process_event_it_test.go
+++ b/apier/v1/sessions_process_event_it_test.go
@@ -182,8 +182,8 @@ func testSSv1ItProcessEventAuth(t *testing.T) {
 	if rply.MaxUsage == nil || rply.MaxUsage["CustomerCharges"] != authUsage {
 		t.Errorf("Unexpected MaxUsage: %v", rply.MaxUsage)
 	}
-	if rply.ResourceMessage == nil || rply.ResourceMessage["CustomerCharges"] == utils.EmptyString {
-		t.Errorf("Unexpected ResourceMessage: %s", rply.ResourceMessage)
+	if rply.ResourceAllocation == nil || rply.ResourceAllocation["CustomerCharges"] == utils.EmptyString {
+		t.Errorf("Unexpected ResourceAllocation: %s", rply.ResourceAllocation)
 	}
 	eSplrs := &engine.SortedRoutes{
 		ProfileID: "SPL_ACNT_1001",
@@ -266,8 +266,8 @@ func testSSv1ItProcessEventInitiateSession(t *testing.T) {
 	if rply.MaxUsage == nil || rply.MaxUsage["CustomerCharges"] != initUsage {
 		t.Errorf("Unexpected MaxUsage: %v", rply.MaxUsage)
 	}
-	if rply.ResourceMessage == nil || rply.ResourceMessage["CustomerCharges"] != "RES_ACNT_1001" {
-		t.Errorf("Unexpected ResourceMessage: %s", rply.ResourceMessage)
+	if rply.ResourceAllocation == nil || rply.ResourceAllocation["CustomerCharges"] != "RES_ACNT_1001" {
+		t.Errorf("Unexpected ResourceAllocation: %s", rply.ResourceAllocation)
 	}
 	eAttrs := &engine.AttrSProcessEventReply{
 		MatchedProfiles: []string{"ATTR_ACNT_1001"},
diff --git a/packages/debian/changelog b/packages/debian/changelog
index 928aa6a81..8851623eb 100644
--- a/packages/debian/changelog
+++ b/packages/debian/changelog
@@ -77,6 +77,7 @@ cgrates (0.11.0~dev) UNRELEASED; urgency=medium
   * [RSRParsers] Removed attribute sistem from RSRParser  
   * [RSRParsers] Added grave accent(`) char as a delimiter to not split tge RSR value
   * [RSRParsers] Moved RSRFilter from RSRParsers to the *rsr FilterS
+  * [SessionS] Rename from ResourceMessage to ResourceAllocation
 
  -- DanB <danb@cgrates.org>  Wed, 19 Feb 2020 13:25:52 +0200
 
diff --git a/sessions/sessions.go b/sessions/sessions.go
index bce9f5c53..50f3c6a7d 100644
--- a/sessions/sessions.go
+++ b/sessions/sessions.go
@@ -3024,14 +3024,14 @@ type V1ProcessEventArgs struct {
 
 // V1ProcessEventReply is the reply for the ProcessEvent API
 type V1ProcessEventReply struct {
-	MaxUsage        map[string]time.Duration
-	Cost            *float64 // Cost is the cost received from Rater, ignoring accounting part
-	ResourceMessage map[string]string
-	Attributes      *engine.AttrSProcessEventReply
-	Routes          *engine.SortedRoutes
-	ThresholdIDs    *[]string
-	StatQueueIDs    *[]string
-	STIRIdentity    map[string]string
+	MaxUsage           map[string]time.Duration
+	Cost               *float64 // Cost is the cost received from Rater, ignoring accounting part
+	ResourceAllocation map[string]string
+	Attributes         *engine.AttrSProcessEventReply
+	Routes             *engine.SortedRoutes
+	ThresholdIDs       *[]string
+	StatQueueIDs       *[]string
+	STIRIdentity       map[string]string
 }
 
 // AsNavigableMap is part of engine.NavigableMapper interface
@@ -3045,12 +3045,12 @@ func (v1Rply *V1ProcessEventReply) AsNavigableMap() utils.NavigableMap2 {
 			}
 			cgrReply[utils.CapMaxUsage] = usage
 		}
-		if v1Rply.ResourceMessage != nil {
+		if v1Rply.ResourceAllocation != nil {
 			res := make(utils.NavigableMap2)
-			for k, v := range v1Rply.ResourceMessage {
+			for k, v := range v1Rply.ResourceAllocation {
 				res[k] = utils.NewNMData(v)
 			}
-			cgrReply[utils.CapResourceMessage] = res
+			cgrReply[utils.CapResourceAllocation] = res
 		}
 		if v1Rply.Attributes != nil {
 			attrs := make(utils.NavigableMap2)
@@ -3286,7 +3286,7 @@ func (sS *SessionS) BiRPCv1ProcessEvent(clnt rpcclient.ClientConnector,
 		}); err != nil {
 			return
 		}
-		rply.ResourceMessage = make(map[string]string)
+		rply.ResourceAllocation = make(map[string]string)
 		for _, chrs := range chrgrs {
 			runID := chrs.ChargerSProfile
 
@@ -3309,19 +3309,19 @@ func (sS *SessionS) BiRPCv1ProcessEvent(clnt rpcclient.ClientConnector,
 						attrRU, &resMessage); err != nil {
 						return utils.NewErrResourceS(err)
 					}
-					rply.ResourceMessage[runID] = resMessage
+					rply.ResourceAllocation[runID] = resMessage
 				} else if resourceFlagsWithParams.HasKey(utils.MetaAllocate) {
 					if err = sS.connMgr.Call(sS.cgrCfg.SessionSCfg().ResSConns, nil, utils.ResourceSv1AllocateResources,
 						attrRU, &resMessage); err != nil {
 						return utils.NewErrResourceS(err)
 					}
-					rply.ResourceMessage[runID] = resMessage
+					rply.ResourceAllocation[runID] = resMessage
 				} else if resourceFlagsWithParams.HasKey(utils.MetaRelease) {
 					if err = sS.connMgr.Call(sS.cgrCfg.SessionSCfg().ResSConns, nil, utils.ResourceSv1ReleaseResources,
 						attrRU, &resMessage); err != nil {
 						return utils.NewErrResourceS(err)
 					}
-					rply.ResourceMessage[runID] = resMessage
+					rply.ResourceAllocation[runID] = resMessage
 				}
 			}
 		}
diff --git a/sessions/sessions_test.go b/sessions/sessions_test.go
index c58331cfc..894db2ecc 100644
--- a/sessions/sessions_test.go
+++ b/sessions/sessions_test.go
@@ -1341,8 +1341,8 @@ func TestV1ProcessEventReplyAsNavigableMap(t *testing.T) {
 		t.Errorf("Expecting \n%+v\n, received: \n%+v", expected, rply)
 	}
 	//resource message check
-	v1per.ResourceMessage = map[string]string{utils.MetaDefault: "Resource"}
-	expected[utils.CapResourceMessage] = utils.NavigableMap2{utils.MetaDefault: utils.NewNMData("Resource")}
+	v1per.ResourceAllocation = map[string]string{utils.MetaDefault: "Resource"}
+	expected[utils.CapResourceAllocation] = utils.NavigableMap2{utils.MetaDefault: utils.NewNMData("Resource")}
 	if rply := v1per.AsNavigableMap(); !reflect.DeepEqual(expected, rply) {
 		t.Errorf("Expecting \n%+v\n, received: \n%+v", expected, rply)
 	}
diff --git a/utils/consts.go b/utils/consts.go
index c05140d45..aae5f1af1 100755
--- a/utils/consts.go
+++ b/utils/consts.go
@@ -919,7 +919,6 @@ const (
 	MetaDurationSeconds     = "*duration_seconds"
 	MetaDurationNanoseconds = "*duration_nanoseconds"
 	CapAttributes           = "Attributes"
-	CapResourceMessage      = "ResourceMessage"
 	CapResourceAllocation   = "ResourceAllocation"
 	CapMaxUsage             = "MaxUsage"
 	CapRoutes               = "Routes"