diff --git a/ds_config_zero3.json b/ds_config_zero3.json
index 9f485c5..a81f81c 100644
--- a/ds_config_zero3.json
+++ b/ds_config_zero3.json
@@ -17,15 +17,5 @@
     "stage3_param_persistence_threshold": 100000,
     "stage3_gather_16bit_weights_on_model_save": true
   },
-
-  "activation_checkpointing": {
-    "partition_activations": true,
-    "contiguous_memory_optimization": true,
-    "cpu_checkpointing": false,
-    "number_checkpoints": 36,
-    "profile": false,
-    "synchronize_checkpoint_boundary": true
-  },
-
   "wall_clock_breakdown": false
 }