diff --git a/docker-images/python2.7.dockerfile b/docker-images/python2.7.dockerfile
index 2a42f8f..995e694 100644
--- a/docker-images/python2.7.dockerfile
+++ b/docker-images/python2.7.dockerfile
@@ -6,9 +6,9 @@ COPY install-nginx-debian.sh /
 
 RUN bash /install-nginx-debian.sh
 
-# Install requirements: uWSGI
+# Install requirements
 COPY requirements.txt /tmp/requirements.txt
-RUN pip install -r /tmp/requirements.txt
+RUN pip install --no-cache-dir -r /tmp/requirements.txt
 
 EXPOSE 80
 
diff --git a/docker-images/python3.6.dockerfile b/docker-images/python3.6.dockerfile
index a2bdadd..c1bcddc 100644
--- a/docker-images/python3.6.dockerfile
+++ b/docker-images/python3.6.dockerfile
@@ -6,9 +6,9 @@ COPY install-nginx-debian.sh /
 
 RUN bash /install-nginx-debian.sh
 
-# Install requirements: uWSGI
+# Install requirements
 COPY requirements.txt /tmp/requirements.txt
-RUN pip install -r /tmp/requirements.txt
+RUN pip install --no-cache-dir -r /tmp/requirements.txt
 
 EXPOSE 80
 
diff --git a/docker-images/python3.7.dockerfile b/docker-images/python3.7.dockerfile
index 5203e37..11b56ae 100644
--- a/docker-images/python3.7.dockerfile
+++ b/docker-images/python3.7.dockerfile
@@ -6,9 +6,9 @@ COPY install-nginx-debian.sh /
 
 RUN bash /install-nginx-debian.sh
 
-# Install requirements: uWSGI
+# Install requirements
 COPY requirements.txt /tmp/requirements.txt
-RUN pip install -r /tmp/requirements.txt
+RUN pip install --no-cache-dir -r /tmp/requirements.txt
 
 EXPOSE 80
 
diff --git a/docker-images/python3.8.dockerfile b/docker-images/python3.8.dockerfile
index 714a832..0b95ed9 100644
--- a/docker-images/python3.8.dockerfile
+++ b/docker-images/python3.8.dockerfile
@@ -6,9 +6,9 @@ COPY install-nginx-debian.sh /
 
 RUN bash /install-nginx-debian.sh
 
-# Install requirements: uWSGI
+# Install requirements
 COPY requirements.txt /tmp/requirements.txt
-RUN pip install -r /tmp/requirements.txt
+RUN pip install --no-cache-dir -r /tmp/requirements.txt
 
 EXPOSE 80
 
diff --git a/docker-images/python3.9.dockerfile b/docker-images/python3.9.dockerfile
index 73f49bb..64c8493 100644
--- a/docker-images/python3.9.dockerfile
+++ b/docker-images/python3.9.dockerfile
@@ -6,9 +6,9 @@ COPY install-nginx-debian.sh /
 
 RUN bash /install-nginx-debian.sh
 
-# Install requirements: uWSGI
+# Install requirements
 COPY requirements.txt /tmp/requirements.txt
-RUN pip install -r /tmp/requirements.txt
+RUN pip install --no-cache-dir -r /tmp/requirements.txt
 
 EXPOSE 80