diff --git a/.github/workflows/mypy_primer.yml b/.github/workflows/mypy_primer.yml
index 4dc135778..ef8dc7ac7 100644
--- a/.github/workflows/mypy_primer.yml
+++ b/.github/workflows/mypy_primer.yml
@@ -33,7 +33,7 @@ jobs:
         shell: bash
         run: |
           cd typeshed_to_test
-          MYPY_VERSION=$(grep mypy== requirements-tests-py3.txt | cut -d = -f 3)
+          MYPY_VERSION=$(grep mypy== requirements-tests.txt | cut -d = -f 3)
           echo "new commit"
           git rev-list --format=%s --max-count=1 $GITHUB_SHA
           git checkout -b upstream_master origin/master
diff --git a/.github/workflows/stubtest.yml b/.github/workflows/stubtest.yml
index 82531452a..3c50f6382 100644
--- a/.github/workflows/stubtest.yml
+++ b/.github/workflows/stubtest.yml
@@ -31,7 +31,7 @@ jobs:
       - name: Update pip
         run: python -m pip install -U pip
       - name: Install dependencies
-        run: pip install $(grep tomli== requirements-tests-py3.txt) $(grep mypy== requirements-tests-py3.txt)
+        run: pip install $(grep tomli== requirements-tests.txt) $(grep mypy== requirements-tests.txt)
       - name: Run stubtest
         run: python tests/stubtest_stdlib.py
 
@@ -49,6 +49,6 @@ jobs:
         with:
           python-version: 3.9
       - name: Install dependencies
-        run: pip install $(grep tomli== requirements-tests-py3.txt)
+        run: pip install $(grep tomli== requirements-tests.txt)
       - name: Run stubtest
         run: python tests/stubtest_third_party.py --num-shards 4 --shard-index ${{ matrix.shard-index }}
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index ead7bcf08..794d1669c 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -17,7 +17,7 @@ jobs:
     steps:
       - uses: actions/checkout@v2
       - uses: actions/setup-python@v2
-      - run: pip install $(grep tomli== requirements-tests-py3.txt)
+      - run: pip install $(grep tomli== requirements-tests.txt)
       - run: ./tests/check_consistent.py
 
   new-syntax:
@@ -34,7 +34,7 @@ jobs:
     steps:
       - uses: actions/checkout@v2
       - uses: actions/setup-python@v2
-      - run: pip install $(grep flake8 requirements-tests-py3.txt)
+      - run: pip install $(grep flake8 requirements-tests.txt)
       - run: flake8
 
   pytype:
@@ -45,7 +45,7 @@ jobs:
       - uses: actions/setup-python@v2
         with:
           python-version: 3.9
-      - run: pip install -r requirements-tests-py3.txt
+      - run: pip install -r requirements-tests.txt
       - run: ./tests/pytype_test.py
 
   mypy:
@@ -59,7 +59,7 @@ jobs:
     steps:
       - uses: actions/checkout@v2
       - uses: actions/setup-python@v2
-      - run: pip install $(grep tomli== requirements-tests-py3.txt) $(grep mypy== requirements-tests-py3.txt)
+      - run: pip install $(grep tomli== requirements-tests.txt) $(grep mypy== requirements-tests.txt)
       - run: ./tests/mypy_test.py --platform=${{ matrix.platform }} --python-version=${{ matrix.python-version }}
 
   pyright:
@@ -107,7 +107,7 @@ jobs:
       - name: Update pip
         run: python -m pip install -U pip
       - name: Install dependencies
-        run: pip install $(grep tomli== requirements-tests-py3.txt) $(grep mypy== requirements-tests-py3.txt)
+        run: pip install $(grep tomli== requirements-tests.txt) $(grep mypy== requirements-tests.txt)
       - name: Run stubtest
         run: python tests/stubtest_stdlib.py
 
@@ -123,7 +123,7 @@ jobs:
         with:
           python-version: 3.9
       - name: Install dependencies
-        run: pip install $(grep tomli== requirements-tests-py3.txt)
+        run: pip install $(grep tomli== requirements-tests.txt)
       - name: Run stubtest
         run: |
           STUBS=$(git diff --name-only origin/${{ github.base_ref }} HEAD | egrep ^stubs/ | cut -d "/" -f 2 | sort -u | (while read stub; do [ -d stubs/$stub ] && echo $stub || true; done))
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index a8d86e35d..6f957cada 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,11 +1,11 @@
 repos:
   - repo: https://github.com/psf/black
-    rev: 21.12b0  # must match requirements-tests-py3.txt
+    rev: 21.12b0  # must match requirements-tests.txt
     hooks:
       - id: black
         language_version: python3.9
   - repo: https://github.com/pycqa/isort
-    rev: 5.10.1  # must match requirements-tests-py3.txt
+    rev: 5.10.1  # must match requirements-tests.txt
     hooks:
       - id: isort
         name: isort (python)
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 374356e35..e6fe83a44 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -55,7 +55,7 @@ terminal window:
 $ python3 -m venv .venv3
 $ source .venv3/bin/activate
 (.venv3)$ pip install -U pip
-(.venv3)$ pip install -r requirements-tests-py3.txt
+(.venv3)$ pip install -r requirements-tests.txt
 ```
 
 ### Windows
@@ -80,7 +80,7 @@ following commands from a Windows terminal:
 > python3 -m venv .venv3
 > ".venv3/Scripts/activate"
 (.venv3) > python -m pip install -U pip
-(.venv3) > python -m pip install -r requirements-tests-py3.txt
+(.venv3) > python -m pip install -r requirements-tests.txt
 ```
 
 ## Code formatting
diff --git a/requirements-tests-py3.txt b/requirements-tests.txt
similarity index 100%
rename from requirements-tests-py3.txt
rename to requirements-tests.txt
diff --git a/scripts/generate_proto_stubs.sh b/scripts/generate_proto_stubs.sh
index 05f63c0d2..7d7a606da 100755
--- a/scripts/generate_proto_stubs.sh
+++ b/scripts/generate_proto_stubs.sh
@@ -44,7 +44,7 @@ PYTHON_PROTOBUF_DIR=protobuf-$PROTOBUF_VERSION
 VENV=venv
 python3 -m venv $VENV
 source $VENV/bin/activate
-pip install -r $REPO_ROOT/requirements-tests-py3.txt  # for black and isort
+pip install -r $REPO_ROOT/requirements-tests.txt  # for black and isort
 
 # Install mypy-protobuf
 pip install git+https://github.com/dropbox/mypy-protobuf@${MYPY_PROTOBUF_VERSION}
diff --git a/tests/stubtest_third_party.py b/tests/stubtest_third_party.py
index 85901f03c..90294a437 100755
--- a/tests/stubtest_third_party.py
+++ b/tests/stubtest_third_party.py
@@ -27,7 +27,7 @@ class StubtestFailed(Exception):
 
 @functools.lru_cache()
 def get_mypy_req():
-    with open("requirements-tests-py3.txt") as f:
+    with open("requirements-tests.txt") as f:
         return next(line.strip() for line in f if "mypy" in line)