diff --git a/packages/plugins/plugin-amplitudeSession/src/AmplitudeSessionPlugin.tsx b/packages/plugins/plugin-amplitudeSession/src/AmplitudeSessionPlugin.tsx
index 95bebe04e..3cc4ce4fb 100644
--- a/packages/plugins/plugin-amplitudeSession/src/AmplitudeSessionPlugin.tsx
+++ b/packages/plugins/plugin-amplitudeSession/src/AmplitudeSessionPlugin.tsx
@@ -136,10 +136,6 @@ export class AmplitudeSessionPlugin extends EventPlugin {
       this.eventSessionId = this.sessionId;
     }
 
-    if (eventName === AMP_SESSION_END_EVENT) {
-      console.log(`[AmplitudeSession] EndSession = ${this.eventSessionId}`);
-    }
-
     if (
       eventName.startsWith('Amplitude') ||
       eventName === AMP_SESSION_START_EVENT ||
@@ -197,7 +193,7 @@ export class AmplitudeSessionPlugin extends EventPlugin {
       ...event,
       integrations: {
         ...integrations,
-        [this.key]: { session_id: this.sessionId },
+        [this.key]: { session_id: this.eventSessionId },
       },
     };
   };
@@ -255,8 +251,6 @@ export class AmplitudeSessionPlugin extends EventPlugin {
       this.eventSessionId === -1 ? newSessionId : this.eventSessionId;
     this.lastEventTime = newSessionId;
 
-    console.log(`[AmplitudeSession] startNewSession -> ${newSessionId}`);
-
     await this.trackSessionStart(newSessionId);
   }
 
@@ -276,8 +270,6 @@ export class AmplitudeSessionPlugin extends EventPlugin {
       return;
     }
 
-    console.log(`[AmplitudeSession] endSession -> ${this.sessionId}`);
-
     this.analytics?.track(AMP_SESSION_END_EVENT, {
       integrations: {
         [this.key]: { session_id: sessionId },
diff --git a/packages/plugins/plugin-amplitudeSession/src/__tests__/AmplitudeSessionPlugin.test.ts b/packages/plugins/plugin-amplitudeSession/src/__tests__/AmplitudeSessionPlugin.test.ts
index 17eeaf5d4..4a136e425 100644
--- a/packages/plugins/plugin-amplitudeSession/src/__tests__/AmplitudeSessionPlugin.test.ts
+++ b/packages/plugins/plugin-amplitudeSession/src/__tests__/AmplitudeSessionPlugin.test.ts
@@ -746,6 +746,34 @@ describe('AmplitudeSessionPlugin', () => {
       });
     });
 
+    it('should use eventSessionId for event enrichment during transition', async () => {
+      const baseTime = Date.now();
+      jest.setSystemTime(baseTime);
+
+      // Set up a session where eventSessionId differs from sessionId
+      // (simulates mid-transition state where new session has started but
+      // eventSessionId still points to the old session)
+      plugin['_sessionId'] = baseTime;
+      plugin['_eventSessionId'] = baseTime - 50000;
+      plugin['_lastEventTime'] = baseTime - 1000;
+
+      const mockEvent: TrackEventType = {
+        type: EventType.TrackEvent,
+        event: 'test_event',
+        properties: {},
+        messageId: 'msg-1',
+        timestamp: '2023-01-01T00:00:00.000Z',
+        anonymousId: 'anon-1',
+      };
+
+      const result = await plugin.execute(mockEvent);
+
+      // insertSession should use eventSessionId, not sessionId
+      expect(result.integrations?.['Actions Amplitude']).toEqual({
+        session_id: baseTime - 50000,
+      });
+    });
+
     it('should NOT modify events when session_id already exists', async () => {
       const mockEvent: TrackEventType = {
         type: EventType.TrackEvent,