diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 907c5c2..5f56cd3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -34,8 +34,8 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          pip install -r requirements-dev.txt
-          pip install .
+          pip install -U -r requirements-dev.txt
+          pip install -U .
       - name: Lint with flake8
         run: |
           # stop the build if there are Python syntax errors or undefined names
diff --git a/.github/workflows/ci_docker.yml b/.github/workflows/ci_docker.yml
index b857171..d601bb0 100644
--- a/.github/workflows/ci_docker.yml
+++ b/.github/workflows/ci_docker.yml
@@ -27,10 +27,8 @@ jobs:
         run: |
           sudo apt-get install -y libzbar0
           python -m pip install --upgrade pip
-          pip install -r requirements-dev.txt
-          pip install -e .
-          # TODO find problem of missing colorama
-          pip install colorama
+          pip install -U -r requirements-dev.txt
+          pip install -U .
           pytest
 
       - name: Set up QEMU
diff --git a/Pipfile b/Pipfile
index e94965a..90e9ecd 100644
--- a/Pipfile
+++ b/Pipfile
@@ -9,7 +9,7 @@ qrcode = "*"
 pillow = "*"
 qreader = "*"
 opencv-contrib-python = "*"
-colorama = "*"
+colorama = ">=0.4.6"
 # for macOS: opencv-contrib-python = "<=4.7.0"
 # for PYTHON <= 3.7: typing_extensions = "*"
 
diff --git a/Pipfile.lock b/Pipfile.lock
index daf6033..ba6a4a7 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "4cc62fa4427b3a8821438db9164bd5c7c42d4e5f08d3f950c40da381ba7e063e"
+            "sha256": "25b244c44cb891ac15ef20c4011eb043b87fb1f112396d68f470d0bb362e97f7"
         },
         "pipfile-spec": 6,
         "requires": {
diff --git a/pyproject.toml b/pyproject.toml
index 7ff9e69..9cad71e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -37,7 +37,7 @@ dependencies = [
   "opencv-contrib-python<=4.7.0; sys_platform == 'darwin'",
   "opencv-contrib-python; sys_platform != 'darwin'",
   "typing_extensions; python_version<='3.7'",
-  "colorama",
+  "colorama>=0.4.6",
 ]
 description = "Extract two-factor authentication (2FA, TFA, OTP) secret keys from export QR codes of 'Google Authenticator' app"
 dynamic = ["version"]
diff --git a/requirements.txt b/requirements.txt
index 927d4c4..d456851 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,4 +6,4 @@ opencv-contrib-python<=4.7.0; sys_platform == 'darwin'
 opencv-contrib-python; sys_platform != 'darwin'
 pyzbar
 typing_extensions; python_version<='3.7'
-colorama
+colorama>=0.4.6