diff --git a/.github/codecov.yml b/.github/codecov.yml
index 0e46a9bd..b0bee6fe 100644
--- a/.github/codecov.yml
+++ b/.github/codecov.yml
@@ -4,10 +4,7 @@ coverage:
     patch: yes
     changes: yes
 
-comment:
-  layout: "reach, diff, files"
-  behavior: default
-  require_changes: no
+comment: false
 
 ignore:
   - "setup.py"
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 28d48bde..6a60265c 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -6,7 +6,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        python-version: [3.6, 3.7, 3.8]
+        python-version: [3.6, 3.7, 3.8, 3.9]
     steps:
       - uses: actions/checkout@v2.3.4
 
@@ -20,7 +20,7 @@ jobs:
         run: |
           python -m pip install --upgrade pip
           python -m pip install -r requirements-dev.txt
-          python -m pip install pytest==6.1.1 pytest-cov==2.10.1
+          python -m pip install pytest==6.2.2 pytest-cov==2.11.1
 
       - name: Test with pytest
         run: |
diff --git a/docs/CHANGELOG.md b/docs/CHANGELOG.md
index 4cdf2ee8..42ed80cc 100644
--- a/docs/CHANGELOG.md
+++ b/docs/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 All notable changes to this project will be documented in this file.
 
+## [0.7.2] - 31/January/2021
+
+- [Python3.9 Support](https://github.com/hakancelik96/unimport/pull/166)
+
 ## [0.7.1] - 1/January/2021/
 
 - [Fix by @hakancelik96 #127](https://github.com/hakancelik96/unimport/pull/161)
diff --git a/docs/_coverpage.md b/docs/_coverpage.md
index 0b7c7a28..7f123834 100644
--- a/docs/_coverpage.md
+++ b/docs/_coverpage.md
@@ -1,6 +1,6 @@
 <!-- _coverpage.md -->
 
-# ![logo](_media/icon.png ":size=30%") <small>0.7.1</small>
+# ![logo](_media/icon.png ":size=30%") <small>0.7.2</small>
 
 > A linter, formatter for finding and removing unused import statements.
 
diff --git a/requirements-dev.txt b/requirements-dev.txt
index 6dd75c4c..30218526 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,7 +1,7 @@
-importlib_metadata==2.0.0
-libcst==0.3.13
-pathspec==0.8.0
-pytest
-pytest-cov
+importlib_metadata==3.4.0
+libcst==0.3.16
+pathspec==0.8.1
+pytest==6.2.2
+pytest-cov==2.11.1
 semantic-version==2.8.5
-toml==0.10.1
+toml==0.10.2
diff --git a/setup.py b/setup.py
index ea2b4b7f..c75de90a 100644
--- a/setup.py
+++ b/setup.py
@@ -5,7 +5,7 @@
 
 import unimport.constants as C
 
-assert sys.version_info >= (3, 6, 0), "unimport requires Python 3.6+"
+assert sys.version_info >= (3, 6), "unimport requires Python 3.6+"
 
 CURRENT_DIR = Path(__file__).parent
 
@@ -32,13 +32,13 @@ def get_long_description():
     },
     license="MIT",
     license_file="LICENSE",
-    python_requires=">=3.6.0",
+    python_requires=">=3.6",
     packages=["unimport"],
     install_requires=[
-        "libcst==0.3.13",
-        "pathspec==0.8.0",
-        "toml==0.10.1",
-        "importlib_metadata==2.0.0",
+        "libcst==0.3.16",
+        "pathspec==0.8.1",
+        "toml==0.10.2",
+        "importlib_metadata==3.4.0",
     ],
     extras_require={},
     zip_safe=False,
@@ -53,6 +53,7 @@ def get_long_description():
         "Programming Language :: Python :: 3.6",
         "Programming Language :: Python :: 3.7",
         "Programming Language :: Python :: 3.8",
+        "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: Implementation :: CPython",
     ],
     entry_points={"console_scripts": ["unimport = unimport.__main__:main"]},
diff --git a/tox.ini b/tox.ini
index 9d481c28..88b89d14 100644
--- a/tox.ini
+++ b/tox.ini
@@ -4,7 +4,7 @@
 # and then run "tox" from this directory.
 
 [tox]
-envlist = py36, py37, py38, pre-commit
+envlist = py36, py37, py38, py39, pre-commit
 
 [testenv]
 deps = -rrequirements-dev.txt
diff --git a/unimport/constants.py b/unimport/constants.py
index fe2063b3..1655822c 100644
--- a/unimport/constants.py
+++ b/unimport/constants.py
@@ -30,9 +30,10 @@
 DESCRIPTION = (
     "A linter, formatter for finding and removing unused import statements."
 )
-VERSION = "0.7.1"
+VERSION = "0.7.2"
 
 PY38_PLUS = sys.version_info >= (3, 8)
+PY39_PLUS = sys.version_info >= (3, 9)
 
 SUBSCRIPT_TYPE_VARIABLE = frozenset(
     {
diff --git a/unimport/scan.py b/unimport/scan.py
index 3691ef21..bc69b783 100644
--- a/unimport/scan.py
+++ b/unimport/scan.py
@@ -232,13 +232,19 @@ def visit_constant_str(node: Union[ast.Constant, ast.Str]) -> None:
             isinstance(node.value, ast.Name)
             and node.value.id in C.SUBSCRIPT_TYPE_VARIABLE
         ):
-            if isinstance(node.slice.value, ast.Tuple):  # type: ignore
-                for elt in node.slice.value.elts:  # type: ignore
+
+            if C.PY39_PLUS:
+                _slice = node.slice
+            else:
+                _slice = node.slice.value  # type: ignore
+
+            if isinstance(_slice, ast.Tuple):  # type: ignore
+                for elt in _slice.elts:  # type: ignore
                     if isinstance(elt, (ast.Constant, ast.Str)):
                         visit_constant_str(elt)
             else:
-                if isinstance(node.slice.value, (ast.Constant, ast.Str)):  # type: ignore
-                    visit_constant_str(node.slice.value)  # type: ignore
+                if isinstance(_slice, (ast.Constant, ast.Str)):  # type: ignore
+                    visit_constant_str(_slice)  # type: ignore
 
     @recursive
     def visit_Call(self, node: ast.Call) -> None: