diff --git a/Checker/models.py b/Checker/models.py
index be31577..a0d4f48 100644
--- a/Checker/models.py
+++ b/Checker/models.py
@@ -7,7 +7,7 @@ from Main.models import Solution, Set
 
 
 def generate_token():
-    letters = '1234567890qwertyuiopasdfghjklzxcvbnm!@#$%^&*()QWERTYUIOPASDFGHJKLZXCVBNM'
+    letters = '1234567890qwertyuiopasdfghjklzxcvbnmQWERTYUIOPASDFGHJKLZXCVBNM'
     return ''.join([choice(letters) for _ in range(30)])
 
 
diff --git a/CheckerExecutor/Dockerfile b/CheckerExecutor/Dockerfile
index 14d8a77..53bbdde 100644
--- a/CheckerExecutor/Dockerfile
+++ b/CheckerExecutor/Dockerfile
@@ -10,6 +10,10 @@ ENV PYTHONUNBUFFERED 1
 RUN mkdir -p /usr/src/app/
 WORKDIR /usr/src/app/
 
+RUN pip install requests
+
 COPY . /usr/src/app/
 
-CMD ["python", "main.py"]
\ No newline at end of file
+CMD ["python", "main.py"]
+
+docker run --name runner --volume=/var/run/docker.sock:/var/run/docker.sock --privileged -e TOKEN=1DGan0xqx51N^wN@i7aqcF@npzrZJr runner
\ No newline at end of file
diff --git a/CheckerExecutor/main.py b/CheckerExecutor/main.py
index b24f22f..c34539b 100644
--- a/CheckerExecutor/main.py
+++ b/CheckerExecutor/main.py
@@ -1,5 +1,5 @@
 from multiprocessing import Process
-from os import getenv, environ
+from os import getenv
 from os.path import join
 from tempfile import TemporaryDirectory
 from time import sleep