diff --git a/sagemaker-core/src/sagemaker/__init__.py b/sagemaker-core/src/sagemaker/__init__.py
new file mode 100644
index 0000000000..71038bb89b
--- /dev/null
+++ b/sagemaker-core/src/sagemaker/__init__.py
@@ -0,0 +1,2 @@
+"""Namespace package for SageMaker."""
+__path__ = __import__('pkgutil').extend_path(__path__, __name__)
diff --git a/sagemaker-serve/src/sagemaker/__init__.py b/sagemaker-serve/src/sagemaker/__init__.py
new file mode 100644
index 0000000000..71038bb89b
--- /dev/null
+++ b/sagemaker-serve/src/sagemaker/__init__.py
@@ -0,0 +1,2 @@
+"""Namespace package for SageMaker."""
+__path__ = __import__('pkgutil').extend_path(__path__, __name__)
diff --git a/sagemaker-train/src/sagemaker/__init__.py b/sagemaker-train/src/sagemaker/__init__.py
new file mode 100644
index 0000000000..71038bb89b
--- /dev/null
+++ b/sagemaker-train/src/sagemaker/__init__.py
@@ -0,0 +1,2 @@
+"""Namespace package for SageMaker."""
+__path__ = __import__('pkgutil').extend_path(__path__, __name__)