diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 390be30d0..382b9da34 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -83,4 +83,4 @@ jobs:
           path: .tox
           key: tox-cache-${{ matrix.tox-environment }}-${{ hashFiles('tox.ini', 'dev-requirements.txt') }}
       - name: run tox
-        run: tox -e ${{ matrix.tox-environment }}
\ No newline at end of file
+        run: tox -e ${{ matrix.tox-environment }}
diff --git a/.isort.cfg b/.isort.cfg
index 732a341ca..47fc6468c 100644
--- a/.isort.cfg
+++ b/.isort.cfg
@@ -13,6 +13,6 @@ line_length=79
 ; docs: https://github.com/timothycrosley/isort#multi-line-output-modes
 multi_line_output=3
 skip=target
-skip_glob=**/gen/*,.venv*/*,venv*/*,reference*/*,opentelemetry-python-core*/*
+skip_glob=**/gen/*,.venv*/*,venv*/*,reference*/*,opentelemetry-python-core/*
 known_first_party=opentelemetry
 known_third_party=psutil,pytest,redis,redis_opentracing
diff --git a/.pylintrc b/.pylintrc
index c5e1f35db..6635fabbd 100644
--- a/.pylintrc
+++ b/.pylintrc
@@ -488,4 +488,4 @@ min-public-methods=2
 
 # Exceptions that will emit a warning when being caught. Defaults to
 # "Exception".
-overgeneral-exceptions=Exception
\ No newline at end of file
+overgeneral-exceptions=Exception
diff --git a/eachdist.ini b/eachdist.ini
index a157d7c0c..49671d8e2 100644
--- a/eachdist.ini
+++ b/eachdist.ini
@@ -21,4 +21,4 @@ subglob=*.py,tests/,test/,src/*,examples/*
 
 [testroots]
 extraroots=examples/*,tests/
-subglob=tests/,test/
\ No newline at end of file
+subglob=tests/,test/
diff --git a/pyproject.toml b/pyproject.toml
index bf26e291b..c222549a2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -3,7 +3,7 @@ line-length = 79
 exclude = '''
 (
   /(
-    reference|
+    reference| # original files from DataDog
     opentelemetry-python-core
   )/
 )