diff --git a/.github/workflows/lint-flake8.yml b/.github/workflows/lint-flake8.yml
index bacbe03e..1dea49af 100644
--- a/.github/workflows/lint-flake8.yml
+++ b/.github/workflows/lint-flake8.yml
@@ -1,9 +1,9 @@
 name: Lint with flake8
 
-on: [push, pull_request]
+on: [push]
 
 jobs:
-  lint:
+  lint-flake8:
 
     runs-on: ubuntu-latest
     strategy:
@@ -20,10 +20,10 @@ jobs:
       uses: actions/cache@v2
       with:
         path: ~/.cache/pip
-        key: ${{ runner.os }}-pip-${{ matrix.python-version }}-${{ hashFiles('setup.py') }}
+        key: lint-flake8-${{ runner.os }}-pip-${{ matrix.python-version }}-${{ hashFiles('setup.py') }}
         restore-keys: |
-          ${{ runner.os }}-pip-${{ matrix.python-version }}
-          ${{ runner.os }}-pip-
+          lint-flake8-${{ runner.os }}-pip-${{ matrix.python-version }}
+          lint-flake8-${{ runner.os }}-pip-
     - name: Install dependencies
       run: |
         python -m pip install -U pip setuptools
diff --git a/.github/workflows/lint-towncrier.yml b/.github/workflows/lint-towncrier.yml
new file mode 100644
index 00000000..50c6d23d
--- /dev/null
+++ b/.github/workflows/lint-towncrier.yml
@@ -0,0 +1,35 @@
+name: Check existence of news fragment
+
+on: [pull_request]
+
+jobs:
+  lint-towncrier:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v2
+      with:
+        fetch-depth: 0
+    - name: Set up Python 3.8
+      uses: actions/setup-python@v2
+      with:
+        python-version: 3.8
+    - name: Cache pip packages
+      uses: actions/cache@v2
+      with:
+        path: ~/.cache/pip
+        key: lint-towncrier-${{ runner.os }}-pip-${{ matrix.python-version }}-${{ hashFiles('setup.cfg') }}
+        restore-keys: |
+          lint-towncrier-${{ runner.os }}-pip-${{ matrix.python-version }}
+          lint-towncrier-${{ runner.os }}-pip-
+    - name: Install dependencies
+      run: |
+        python -m pip install -U pip setuptools
+        python -m pip install -U -r requirements/build.txt
+    - name: Check existence of news fragment
+      run: |
+        git fetch --no-tags origin +refs/heads/${BASE_BRANCH}:refs/remotes/origin/${BASE_BRANCH}
+        python -m towncrier.check --compare-with=origin/${BASE_BRANCH}
+      env:
+        BASE_BRANCH: ${{ github.base_ref }}
diff --git a/.github/workflows/test-pytest.yml b/.github/workflows/test-pytest.yml
index 8a467355..27bd5aab 100644
--- a/.github/workflows/test-pytest.yml
+++ b/.github/workflows/test-pytest.yml
@@ -21,14 +21,25 @@ jobs:
       uses: actions/cache@v2
       with:
         path: ~/.cache/pip
-        key: ${{ runner.os }}-pip-${{ matrix.python-version }}-${{ hashFiles('setup.py') }}
+        key: test-pytest-${{ runner.os }}-pip-${{ matrix.python-version }}-${{ hashFiles('setup.py') }}
         restore-keys: |
-          ${{ runner.os }}-pip-${{ matrix.python-version }}
-          ${{ runner.os }}-pip-
+          test-pytest-${{ runner.os }}-pip-${{ matrix.python-version }}
+          test-pytest-${{ runner.os }}-pip-
     - name: Install dependencies
       run: |
         python -m pip install -U pip setuptools
         python -m pip install -U -r requirements/test.txt
+        python <<EOF
+        # temporary patch until pnuckowski/aioresponses#174 is released or aiohttp is patched.
+        from pathlib import Path
+        import aioresponses
+        p = (Path(aioresponses.__file__).parent / "compat.py")
+        print(">>> Patching aioresponses #174 manually")
+        t = p.read_text()
+        t = t.replace("return StreamReader(protocol, loop=loop)", "return StreamReader(protocol, limit=2 ** 16, loop=loop)")
+        p.write_text(t)
+        EOF
+      shell: bash
     - name: Test with pytest
       run: |
         python -m pytest -v --cov=src -m 'not integration' tests
diff --git a/.github/workflows/typecheck-mypy.yml b/.github/workflows/typecheck-mypy.yml
index 843bbc3f..7ded4915 100644
--- a/.github/workflows/typecheck-mypy.yml
+++ b/.github/workflows/typecheck-mypy.yml
@@ -3,7 +3,7 @@ name: Type check with mypy
 on: [push, pull_request]
 
 jobs:
-  typecheck:
+  typecheck-mypy:
 
     runs-on: ubuntu-latest
     strategy:
@@ -20,10 +20,10 @@ jobs:
       uses: actions/cache@v2
       with:
         path: ~/.cache/pip
-        key: ${{ runner.os }}-pip-${{ matrix.python-version }}-${{ hashFiles('setup.py') }}
+        key: typecheck-mypy-${{ runner.os }}-pip-${{ matrix.python-version }}-${{ hashFiles('setup.py') }}
         restore-keys: |
-          ${{ runner.os }}-pip-${{ matrix.python-version }}
-          ${{ runner.os }}-pip-
+          typecheck-mypy-${{ runner.os }}-pip-${{ matrix.python-version }}
+          typecheck-mypy-${{ runner.os }}-pip-
     - name: Install dependencies
       run: |
         python -m pip install -U pip setuptools
diff --git a/changes/142.misc b/changes/142.misc
new file mode 100644
index 00000000..a4e5dd12
--- /dev/null
+++ b/changes/142.misc
@@ -0,0 +1 @@
+Update dependencies (including aiohttp 3.7.1) and CI workflows to use `towncrier.check` instead of the psf-chronogrphaer app
diff --git a/requirements/build.txt b/requirements/build.txt
new file mode 100644
index 00000000..b7a3c3f3
--- /dev/null
+++ b/requirements/build.txt
@@ -0,0 +1 @@
+-e .[build]
diff --git a/setup.py b/setup.py
index 8ab1da37..a4aee484 100644
--- a/setup.py
+++ b/setup.py
@@ -8,21 +8,21 @@
 ]
 install_requires = [
     'backend.ai-cli~=0.4.1',
-    'aiohttp~=3.6.2',
+    'aiohttp~=3.7.1',
     'aiotusclient~=0.1.3',
     'appdirs~=1.4.3',
     'async_timeout~=3.0',  # to avoid pip10 resolver issue
-    'attrs>=19.3',         # to avoid pip10 resolver issue
-    'click~=7.1.1',
+    'attrs>=20.1',         # to avoid pip10 resolver issue
+    'click~=7.1.2',
     'colorama~=0.4.3',
-    'humanize~=1.0.0',
-    'janus~=0.5.0',
+    'humanize~=3.1.0',
+    'janus~=0.6.0',
     'multidict~=4.7.4',
     'python-dateutil~=2.8.1',
     'PyYAML~=5.3.1',
     'tabulate~=0.8.6',
     'tqdm~=4.48',
-    'yarl~=1.5.1',
+    'yarl~=1.6.1',
     'typing-extensions~=3.7.4',
 ]
 build_requires = [
@@ -31,11 +31,11 @@
     'towncrier>=19.2.0',
 ]
 test_requires = [
-    'pytest~=5.4.2',
+    'pytest~=6.1.1',
     'pytest-cov',
     'pytest-mock',
     'pytest-asyncio>=0.12.0',
-    'aioresponses~=0.6.3',
+    'aioresponses~=0.7.0',
     'asynctest>=0.13; python_version<"3.8"',
     'codecov',
 ]