diff --git a/Makefile b/Makefile
index 8857c08..e0dca50 100644
--- a/Makefile
+++ b/Makefile
@@ -1,8 +1,8 @@
 build:
-	python -m build
+	python3 -m build
 
 upload:
-	python -m twine upload dist/*
+	python3 -m twine upload dist/*
 
 clean:
 	rm -rf dist python_aternos.egg-info
@@ -12,14 +12,14 @@ clean:
 	rm -rf site .mypy_cache
 
 test:
-	python -m unittest discover -v ./tests
+	python3 -m unittest discover -v ./tests
 
 check:
-	python -m mypy .
-	python -m pylint ./python_aternos
+	python3 -m mypy .
+	python3 -m pylint ./python_aternos
 
 fullcheck:
 	chmod +x check.sh; bash check.sh
 
 format:
-	python -m autopep8 -r --in-place .
+	python3 -m autopep8 -r --in-place .
diff --git a/check.sh b/check.sh
index 083e370..4cb2838 100755
--- a/check.sh
+++ b/check.sh
@@ -33,27 +33,27 @@ display_failed() {
 	joined=`echo -n "$failed" | sed 's/, $//'`
 	echo -e "$FAILED[!] View output of: $joined$RESET"
 	else
-	echo -e "$SUCCESS[V] All checks are passed successfully$RESET"
+	echo -e "$SUCCESS[V] All checks were passed successfully$RESET"
 	fi
 }
 
 title 'Checking needed modules...'
-pip install pycodestyle mypy pylint
+python3 -m pip install pycodestyle mypy pylint
 
 title 'Running unit tests...'
-python -m unittest discover -v ./tests
+python3 -m unittest discover -v ./tests
 error_msg $? 'unittest'
 
 title 'Running pep8 checker...'
-python -m pycodestyle .
+python3 -m pycodestyle .
 error_msg $? 'pep8'
 
 title 'Running mypy checker...'
-python -m mypy .
+python3 -m mypy .
 error_msg $? 'mypy'
 
 title 'Running pylint checker...'
-python -m pylint ./python_aternos
+python3 -m pylint ./python_aternos
 error_msg $? 'pylint'
 
 display_failed