diff --git a/docker/ciscoasa/Dockerfile b/docker/ciscoasa/Dockerfile
index bc0a26b5..f1f12938 100644
--- a/docker/ciscoasa/Dockerfile
+++ b/docker/ciscoasa/Dockerfile
@@ -23,16 +23,16 @@ RUN apk -U upgrade && \
     chown -R ciscoasa:ciscoasa /opt/ciscoasa_honeypot && \
 
 # Clean up
-    apk del build-base \
-            git \
-            libffi-dev \
-            openssl-dev \
-            python3-dev && \
+    apk del --purge build-base \
+                    git \
+                    libffi-dev \
+                    openssl-dev \
+                    python3-dev && \
     apk add libffi \
             openssl \
             python3
 
 # Start elasticsearch-head
 WORKDIR /opt/ciscoasa_honeypot
-USER ciscoasa
-CMD python3 asa_server.py --enable_ssl --verbose > /var/log/ciscoasa/ciscoasa.log 2>&1
+USER ciscoasa:ciscoasa
+CMD python3 asa_server.py --enable_ssl --verbose >> /var/log/ciscoasa/ciscoasa.log 2>&1
diff --git a/docker/cowrie/Dockerfile b/docker/cowrie/Dockerfile
index 6e33bde5..c8fe11c6 100644
--- a/docker/cowrie/Dockerfile
+++ b/docker/cowrie/Dockerfile
@@ -8,7 +8,7 @@ RUN apk -U upgrade && \
     apk add build-base \
             git \
             gmp-dev \
-            libcap \
+#            libcap \
             libffi-dev \
             mpc1-dev \
             mpfr-dev \
@@ -38,11 +38,19 @@ RUN apk -U upgrade && \
 
 # Clean up
     rm -rf /root/* && \
-    apk del git py-pip mpfr-dev mpc1-dev libffi-dev build-base py-mysqldb gmp-dev python-dev && \
+    apk del --purge git \
+                    py-pip \
+                    mpfr-dev \
+                    mpc1-dev \
+                    libffi-dev \
+                    build-base \
+                    py-mysqldb \
+                    gmp-dev \
+                    python-dev && \
     rm -rf /var/cache/apk/*
 
 # Start cowrie
 ENV PYTHONPATH /home/cowrie/cowrie
 WORKDIR /home/cowrie/cowrie
-USER cowrie
+USER cowrie:cowrie
 CMD ["/usr/bin/twistd", "--nodaemon", "-y", "cowrie.tac", "--pidfile", "var/run/cowrie.pid", "cowrie"]
diff --git a/docker/cowrie/docker-compose.yml b/docker/cowrie/docker-compose.yml
index cfbb272c..48dd8a31 100644
--- a/docker/cowrie/docker-compose.yml
+++ b/docker/cowrie/docker-compose.yml
@@ -14,8 +14,6 @@ services:
     restart: always
     networks:
      - cowrie_local
-    cap_add:
-     - NET_BIND_SERVICE
     ports:
      - "22:2222"
      - "23:2223"
diff --git a/etc/compose/tpot.yml b/etc/compose/tpot.yml
index 3357d058..82b201c0 100644
--- a/etc/compose/tpot.yml
+++ b/etc/compose/tpot.yml
@@ -36,8 +36,6 @@ services:
     restart: always
     networks:
      - cowrie_local
-    cap_add:
-     - NET_BIND_SERVICE
     ports:
      - "22:2222"
      - "23:2223"