diff --git a/common/amundsen_common/models/search.py b/common/amundsen_common/models/search.py
index d90d9eda35..b298c2dbb1 100644
--- a/common/amundsen_common/models/search.py
+++ b/common/amundsen_common/models/search.py
@@ -40,7 +40,7 @@ class SearchRequest:
     results_per_page: Optional[int] = 10
     filters: List[Filter] = []
     # highlight options are defined per resource
-    highlight_options: Optional[Dict[str, HighlightOptions]]
+    highlight_options: Optional[Dict[str, HighlightOptions]] = {}
 
 
 class SearchRequestSchema(AttrsSchema):
diff --git a/common/setup.py b/common/setup.py
index 247c3cd10e..feb4e8c370 100644
--- a/common/setup.py
+++ b/common/setup.py
@@ -4,7 +4,7 @@
 
 from setuptools import find_packages, setup
 
-__version__ = '0.27.0'
+__version__ = '0.27.1'
 
 
 requirements_path = os.path.join(os.path.dirname(os.path.realpath(__file__)), 'requirements-dev.txt')
diff --git a/requirements-common.txt b/requirements-common.txt
index d0c46d4aac..c594ad8584 100644
--- a/requirements-common.txt
+++ b/requirements-common.txt
@@ -5,7 +5,7 @@
 
 # It is recommended to always pin the exact version (not range) - otherwise common upgrade won't trigger unit tests
 # on all repositories reyling on this file and any issues that arise from common upgrade might be missed.
-amundsen-common>=0.26.0,<=0.27.0
+amundsen-common>=0.27.0,<0.28.0
 attrs>=19.1.0
 boto3==1.17.23
 click==7.0