diff --git a/index_configuration_tool/index_operations.py b/index_configuration_tool/index_operations.py
index 40d3ad576..22385c5ad 100644
--- a/index_configuration_tool/index_operations.py
+++ b/index_configuration_tool/index_operations.py
@@ -9,8 +9,6 @@
 __INDEX_KEY = "index"
 __ALL_INDICES_ENDPOINT = "*"
 __INTERNAL_SETTINGS_KEYS = ["creation_date", "uuid", "provided_name", "version", "store"]
-__DYNAMIC_KEY = "dynamic"
-__STRICT_VALUE = "strict"
 
 
 def fetch_all_indices(endpoint: str, optional_auth: Optional[tuple] = None, verify: bool = True) -> dict:
@@ -19,15 +17,6 @@ def fetch_all_indices(endpoint: str, optional_auth: Optional[tuple] = None, veri
     # Remove internal settings
     result = dict(resp.json())
     for index in result:
-        # TODO Remove after https://github.com/opensearch-project/data-prepper/issues/2864 is resolved
-        try:
-            dynamic_mapping_value = result[index][MAPPINGS_KEY][__DYNAMIC_KEY]
-            if dynamic_mapping_value == __STRICT_VALUE:
-                del result[index][MAPPINGS_KEY][__DYNAMIC_KEY]
-        except KeyError:
-            # One of the keys in the path above is not present, so we can
-            # ignore the deletion logic and execute the rest
-            pass
         for setting in __INTERNAL_SETTINGS_KEYS:
             index_settings = result[index][SETTINGS_KEY]
             if __INDEX_KEY in index_settings:
diff --git a/index_configuration_tool/tests/test_constants.py b/index_configuration_tool/tests/test_constants.py
index e0f041518..f54206088 100644
--- a/index_configuration_tool/tests/test_constants.py
+++ b/index_configuration_tool/tests/test_constants.py
@@ -38,7 +38,6 @@
             }
         },
         MAPPINGS_KEY: {
-            # Strict mapping should be filtered out
             "dynamic": "strict"
         }
     },
@@ -50,7 +49,6 @@
             }
         },
         MAPPINGS_KEY: {
-            "dynamic": "false",
             "id": {"type": "keyword"}
         }
     }
diff --git a/index_configuration_tool/tests/test_index_operations.py b/index_configuration_tool/tests/test_index_operations.py
index 5790b263b..0a06303f9 100644
--- a/index_configuration_tool/tests/test_index_operations.py
+++ b/index_configuration_tool/tests/test_index_operations.py
@@ -20,11 +20,8 @@ def test_fetch_all_indices(self):
         index_settings = index_data[test_constants.INDEX1_NAME][test_constants.SETTINGS_KEY]
         self.assertTrue(test_constants.INDEX_KEY in index_settings)
         self.assertEqual({"is_filtered": False}, index_settings[test_constants.INDEX_KEY])
-        # Test that only strict mapping is filtered out
         index_mappings = index_data[test_constants.INDEX2_NAME][test_constants.MAPPINGS_KEY]
-        self.assertEqual(0, len(index_mappings))
-        index_mappings = index_data[test_constants.INDEX3_NAME][test_constants.MAPPINGS_KEY]
-        self.assertEqual("false", index_mappings["dynamic"])
+        self.assertEqual("strict", index_mappings["dynamic"])
 
     @responses.activate
     def test_create_indices(self):