diff --git a/frontend/src/interfaces/uiConfig.ts b/frontend/src/interfaces/uiConfig.ts
index 6ffae8e8a1..fc6d3576b6 100644
--- a/frontend/src/interfaces/uiConfig.ts
+++ b/frontend/src/interfaces/uiConfig.ts
@@ -92,7 +92,6 @@ export type UiFlags = {
     impactMetrics?: boolean;
     crDiffView?: boolean;
     changeRequestApproverEmails?: boolean;
-    timestampsInChangeRequestTimeline?: boolean;
     reportUnknownFlags?: boolean;
     lifecycleGraphs?: boolean;
     addConfiguration?: boolean;
diff --git a/src/lib/types/experimental.ts b/src/lib/types/experimental.ts
index 1dd87ed96e..e108301457 100644
--- a/src/lib/types/experimental.ts
+++ b/src/lib/types/experimental.ts
@@ -63,7 +63,6 @@ export type IFlagKey =
     | 'changeRequestApproverEmails'
     | 'paygTrialEvents'
     | 'paygInstanceStatsEvents'
-    | 'timestampsInChangeRequestTimeline'
     | 'lifecycleGraphs'
     | 'addConfiguration'
     | 'filterFlagsToArchive'
@@ -295,10 +294,6 @@ const flags: IFlags = {
         process.env.UNLEASH_EXPERIMENTAL_PAYG_INSTANCE_STATS_EVENTS,
         false,
     ),
-    timestampsInChangeRequestTimeline: parseEnvVarBoolean(
-        process.env.UNLEASH_EXPERIMENTAL_TIMESTAMPS_IN_CHANGE_REQUEST_TIMELINE,
-        false,
-    ),
     lifecycleGraphs: parseEnvVarBoolean(
         process.env.UNLEASH_EXPERIMENTAL_LIFECYCLE_GRAPHS,
         false,
diff --git a/src/server-dev.ts b/src/server-dev.ts
index d72e15d94c..893af00cfe 100644
--- a/src/server-dev.ts
+++ b/src/server-dev.ts
@@ -58,7 +58,6 @@ process.nextTick(async () => {
                         impactMetrics: true,
                         crDiffView: true,
                         paygTrialEvents: true,
-                        timestampsInChangeRequestTimeline: true,
                         lifecycleGraphs: true,
                         addConfiguration: true,
                         projectListViewToggle: true,