diff --git a/python_modules/dagster/dagster/_core/execution/context/invocation.py b/python_modules/dagster/dagster/_core/execution/context/invocation.py
index 2e53f8d734211..0d01d8c6cf2cc 100644
--- a/python_modules/dagster/dagster/_core/execution/context/invocation.py
+++ b/python_modules/dagster/dagster/_core/execution/context/invocation.py
@@ -56,7 +56,6 @@
 from dagster._core.types.dagster_type import DagsterType
 from dagster._utils.forked_pdb import ForkedPdb
 from dagster._utils.merger import merge_dicts
-from dagster._utils.warnings import deprecation_warning
 
 from .compute import AssetExecutionContext, OpExecutionContext
 from .system import StepExecutionContext, TypeCheckContext
@@ -858,7 +857,6 @@ def build_op_context(
     partition_key: Optional[str] = None,
     partition_key_range: Optional[PartitionKeyRange] = None,
     mapping_key: Optional[str] = None,
-    _assets_def: Optional[AssetsDefinition] = None,
 ) -> DirectOpExecutionContext:
     """Builds op execution context from provided parameters.
 
@@ -878,8 +876,6 @@ def build_op_context(
             output. Can be accessed using ``context.get_mapping_key()``.
         partition_key (Optional[str]): String value representing partition key to execute with.
         partition_key_range (Optional[PartitionKeyRange]): Partition key range to execute with.
-        _assets_def (Optional[AssetsDefinition]): Internal argument that populates the op's assets
-            definition, not meant to be populated by users.
 
     Examples:
         .. code-block:: python
@@ -896,16 +892,6 @@ def build_op_context(
             "legacy version, ``config``. Please provide one or the other."
         )
 
-    if _assets_def:
-        deprecation_warning(
-            subject="build_op_context",
-            additional_warn_text=(
-                "Parameter '_assets_def' was passed to build_op_context. This parameter was intended for internal use only, and has been deprecated "
-            ),
-            breaking_version="1.8.0",
-            stacklevel=1,
-        )
-
     op_config = op_config if op_config else config
     return DirectOpExecutionContext(
         resources_dict=check.opt_mapping_param(resources, "resources", key_type=str),