diff --git a/api/v1alpha1/flowcollector_types.go b/api/v1alpha1/flowcollector_types.go
index 5c71d186e..f797767cc 100644
--- a/api/v1alpha1/flowcollector_types.go
+++ b/api/v1alpha1/flowcollector_types.go
@@ -283,10 +283,6 @@ type FlowCollectorLoki struct {
 	//+kubebuilder:default:={"app":"netobserv-flowcollector"}
 	// StaticLabels is a map of common labels to set on each flow
 	StaticLabels map[string]string `json:"staticLabels,omitempty"`
-
-	//+kubebuilder:default:="TimeFlowEnd"
-	// TimestampLabel is the label to use for time indexing in Loki. E.g. "TimeReceived", "TimeFlowStart", "TimeFlowEnd".
-	TimestampLabel string `json:"timestampLabel,omitempty"`
 }
 
 // FlowCollectorConsolePlugin defines the desired ConsolePlugin state of FlowCollector
diff --git a/config/crd/bases/flows.netobserv.io_flowcollectors.yaml b/config/crd/bases/flows.netobserv.io_flowcollectors.yaml
index 61ae02f95..aa4a141a9 100644
--- a/config/crd/bases/flows.netobserv.io_flowcollectors.yaml
+++ b/config/crd/bases/flows.netobserv.io_flowcollectors.yaml
@@ -1501,11 +1501,6 @@ spec:
                     description: Timeout is the maximum time connection / request
                       limit A Timeout of zero means no timeout.
                     type: string
-                  timestampLabel:
-                    default: TimeFlowEnd
-                    description: TimestampLabel is the label to use for time indexing
-                      in Loki. E.g. "TimeReceived", "TimeFlowStart", "TimeFlowEnd".
-                    type: string
                   url:
                     default: http://loki:3100/
                     description: URL is the address of an existing Loki service to
diff --git a/config/samples/flows_v1alpha1_flowcollector.yaml b/config/samples/flows_v1alpha1_flowcollector.yaml
index 768622f0c..febba5815 100644
--- a/config/samples/flows_v1alpha1_flowcollector.yaml
+++ b/config/samples/flows_v1alpha1_flowcollector.yaml
@@ -37,7 +37,6 @@ spec:
     minBackoff: 1s
     maxBackoff: 300s
     maxRetries: 10
-    timestampLabel: TimeFlowEnd
     staticLabels:
       app: netobserv-flowcollector
   consolePlugin:
diff --git a/controllers/flowlogspipeline/flp_objects.go b/controllers/flowlogspipeline/flp_objects.go
index 55e4c5d12..527996a6f 100644
--- a/controllers/flowlogspipeline/flp_objects.go
+++ b/controllers/flowlogspipeline/flp_objects.go
@@ -201,7 +201,8 @@ func (b *builder) configMap() (*corev1.ConfigMap, string) {
 		lokiWrite["staticLabels"] = b.desiredLoki.StaticLabels
 		lokiWrite["timeout"] = b.desiredLoki.Timeout.ToUnstructured()
 		lokiWrite["url"] = b.desiredLoki.URL
-		lokiWrite["timestampLabel"] = b.desiredLoki.TimestampLabel
+		lokiWrite["timestampLabel"] = "TimeFlowEndMs"
+		lokiWrite["timestampScale"] = "1ms"
 	}
 
 	loki = map[string]interface{}{"name": "loki",
diff --git a/docs/FlowCollector.md b/docs/FlowCollector.md
index 497060f43..df558e2ac 100644
--- a/docs/FlowCollector.md
+++ b/docs/FlowCollector.md
@@ -2630,15 +2630,6 @@ Loki contains settings related to the loki client
             <i>Default</i>: 10s<br/>
         </td>
         <td>false</td>
-      </tr><tr>
-        <td><b>timestampLabel</b></td>
-        <td>string</td>
-        <td>
-          TimestampLabel is the label to use for time indexing in Loki. E.g. "TimeReceived", "TimeFlowStart", "TimeFlowEnd".<br/>
-          <br/>
-            <i>Default</i>: TimeFlowEnd<br/>
-        </td>
-        <td>false</td>
       </tr><tr>
         <td><b>url</b></td>
         <td>string</td>