diff --git a/.gitignore b/.gitignore
index c542e89..2f7a86b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 conf/env.conf
-certs
\ No newline at end of file
+certs
+python-fake-data-producer-for-apache-kafka
\ No newline at end of file
diff --git a/Dockerfile b/Dockerfile
index 34f607f..97343ee 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3
+FROM python:3.10
 
 WORKDIR /usr/src/app
 
diff --git a/python-fake-data-producer-for-apache-kafka b/python-fake-data-producer-for-apache-kafka
deleted file mode 160000
index 6f00386..0000000
--- a/python-fake-data-producer-for-apache-kafka
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 6f003861080ff7de8573149e427a430f85caf46e