diff --git a/install/usr/share/swarmlab.io/sec/swarmlab-sec b/install/usr/share/swarmlab.io/sec/swarmlab-sec
index 3540006..aaf6455 100755
--- a/install/usr/share/swarmlab.io/sec/swarmlab-sec
+++ b/install/usr/share/swarmlab.io/sec/swarmlab-sec
@@ -172,7 +172,8 @@ if [ -d "$Wdir/project" ]; then
 	        && chown -R \${USER1}:\${USER1} \${SSHDIR} \
 		&& chown -R \${USER1}:\${USER1} \${USER_HOME} \
                 && apk update && apk --no-cache add tk py3-setuptools build-base libffi-dev terminus-font \
-                && pip3 install -U oletools
+                && pip3 install -U oletools \
+                && fc-cache -f
 
 		WORKDIR /home/docker/project
 		COPY .vimrc /home/docker
@@ -259,7 +260,8 @@ if [ "$Wdir" ==  "$HOME" ]; then
 	        && chown -R \${USER1}:\${USER1} \${SSHDIR} \
 		&& chown -R \${USER1}:\${USER1} \${USER_HOME} \
                 && apk update && apk --no-cache add tk py3-setuptools build-base libffi-dev terminus-font \
-                && pip3 install -U oletools
+                && pip3 install -U oletools \
+                && fc-cache -f
 
 		COPY .vimrc /home/docker
 		WORKDIR /home/docker/project