diff --git a/ci/build_linux.sh b/ci/build_linux.sh
index afceaa91a..086d7472a 100755
--- a/ci/build_linux.sh
+++ b/ci/build_linux.sh
@@ -36,8 +36,8 @@ for PYTHON_VERSION in ${PYTHON_VERSIONS}; do
     echo "[Info] Building for ${PYTHON_VERSION} with $PYTHON"
     # Clean up possible build artifacts
     rm -rf build generated_version.py
-    # Update PEP-517 dependencies and flake8
-    ${PYTHON} -m pip install -U pip setuptools
+    # Update PEP-517 dependencies
+    ${PYTHON} -m pip install -U pip setuptools wheel
     # Use new PEP-517 build
     ${PYTHON} -m pip wheel -w ${BUILD_DIR} --no-deps .
     # On Linux we should repair wheel(s) generated
diff --git a/ci/build_windows.bat b/ci/build_windows.bat
index 226cc6597..b9e6e1676 100644
--- a/ci/build_windows.bat
+++ b/ci/build_windows.bat
@@ -19,10 +19,7 @@ if %errorlevel% neq 0 goto :error
 call %venv_dir%\scripts\activate
 if %errorlevel% neq 0 goto :error
 
-python -m pip install --upgrade pip setuptools flake8
-if %errorlevel% neq 0 goto :error
-
-flake8
+python -m pip install --upgrade pip setuptools wheel
 if %errorlevel% neq 0 goto :error
 
 (for %%v in (%python_versions%) do (