diff --git a/docker/Dockerfile_debian8 b/docker/Dockerfile_debian8
index bced958d31a5a304c7174fbecb3b3d2dc5cf7577..c7362f584d04620dfef1d2293c7e60fa08ed4daf 100644
--- a/docker/Dockerfile_debian8
+++ b/docker/Dockerfile_debian8
@@ -1,9 +1,11 @@
 FROM debian:8
 
+RUN apt-get clean
 RUN apt-get update && \
     apt-get install -y vim devscripts equivs
 
 # Speed up mk-build-deps
+RUN apt-get clean
 RUN apt-get update && \
     apt-get install -y -o Acquire::Retires=10 \
         autoconf \
diff --git a/docker/Dockerfile_debian8_i386 b/docker/Dockerfile_debian8_i386
index c0d2db01ab5f977877ae4e129c45b078b325ad99..333f015e1600f5e5879d60b59652644924f7e8be 100644
--- a/docker/Dockerfile_debian8_i386
+++ b/docker/Dockerfile_debian8_i386
@@ -1,9 +1,11 @@
 FROM savoirfairelinux/ring-debian32:8
 
+RUN apt-get clean
 RUN apt-get update && \
     apt-get install -y vim devscripts equivs
 
 # Speed up mk-build-deps
+RUN apt-get clean
 RUN apt-get update && \
     apt-get install -y -o Acquire::Retires=10 \
         autoconf \
diff --git a/docker/Dockerfile_debian9 b/docker/Dockerfile_debian9
index ef32b438b5df2e05200b698c22402d2026954602..93056f101f3de837484f5840e14d59cec46c09cb 100644
--- a/docker/Dockerfile_debian9
+++ b/docker/Dockerfile_debian9
@@ -1,9 +1,11 @@
 FROM debian:stretch
 
+RUN apt-get clean
 RUN apt-get update && \
     apt-get install -y vim devscripts
 
 # Speed up mk-build-deps
+RUN apt-get clean
 RUN apt-get update && \
     apt-get install -y -o Acquire::Retires=10 \
         autoconf \
diff --git a/docker/Dockerfile_debian9_i386 b/docker/Dockerfile_debian9_i386
index ed3bbdae4af971fe90381222d73dc50543e5eb26..33e3903baf0408e765a465a8a60f067d350edb0c 100644
--- a/docker/Dockerfile_debian9_i386
+++ b/docker/Dockerfile_debian9_i386
@@ -1,9 +1,11 @@
 FROM savoirfairelinux/ring-debian32:9
 
+RUN apt-get clean
 RUN apt-get update && \
     apt-get install -y vim devscripts
 
 # Speed up mk-build-deps
+RUN apt-get clean
 RUN apt-get update && \
     apt-get install -y -o Acquire::Retires=10 \
         autoconf \
diff --git a/docker/Dockerfile_ubuntu14.04 b/docker/Dockerfile_ubuntu14.04
index 032d07dba598ed2cb4964b66f483b7a216b5d91c..b1f3655eb4f46c65427d21f33ee06ea27e274206 100644
--- a/docker/Dockerfile_ubuntu14.04
+++ b/docker/Dockerfile_ubuntu14.04
@@ -1,9 +1,11 @@
 FROM ubuntu:14.04
 
+RUN apt-get clean
 RUN apt-get update && \
     apt-get install -y vim devscripts equivs
 
 # Speed up mk-build-deps
+RUN apt-get clean
 RUN apt-get update && \
     apt-get install -y -o Acquire::Retires=10 \
         autoconf \
diff --git a/docker/Dockerfile_ubuntu14.04_i386 b/docker/Dockerfile_ubuntu14.04_i386
index 215ea7cc3971b583472556b133103717c6fd6a8b..5a2b396f9080da79f25788b8d31e3f1ef281e33e 100644
--- a/docker/Dockerfile_ubuntu14.04_i386
+++ b/docker/Dockerfile_ubuntu14.04_i386
@@ -1,9 +1,11 @@
 FROM savoirfairelinux/ring-ubuntu32:14.04
 
+RUN apt-get clean
 RUN apt-get update && \
     apt-get install -y vim devscripts equivs
 
 # Speed up mk-build-deps
+RUN apt-get clean
 RUN apt-get update && \
     apt-get install -y -o Acquire::Retires=10 \
         autoconf \
diff --git a/docker/Dockerfile_ubuntu15.10 b/docker/Dockerfile_ubuntu15.10
index 34132a5d61b493b9e741437bc93b3040c37e885f..cfeb2154df5708d796dc058bd4601a92d44d6310 100644
--- a/docker/Dockerfile_ubuntu15.10
+++ b/docker/Dockerfile_ubuntu15.10
@@ -1,9 +1,11 @@
 FROM ubuntu:15.10
 
+RUN apt-get clean
 RUN apt-get update && \
     apt-get install -y vim devscripts equivs
 
 # Speed up mk-build-deps
+RUN apt-get clean
 RUN apt-get update && \
     apt-get install -y -o Acquire::Retires=10 \
         autoconf \
diff --git a/docker/Dockerfile_ubuntu15.10_i386 b/docker/Dockerfile_ubuntu15.10_i386
index be1187eac88e0fa84b79b939d1b3d2fc1f93467e..0b323474d8a50e593598058226b6be261e025933 100644
--- a/docker/Dockerfile_ubuntu15.10_i386
+++ b/docker/Dockerfile_ubuntu15.10_i386
@@ -1,9 +1,11 @@
 FROM savoirfairelinux/ring-ubuntu32:15.10
 
+RUN apt-get clean
 RUN apt-get update && \
     apt-get install -y vim devscripts equivs
 
 # Speed up mk-build-deps
+RUN apt-get clean
 RUN apt-get update && \
     apt-get install -y -o Acquire::Retires=10 \
         autoconf \
diff --git a/docker/Dockerfile_ubuntu16.04 b/docker/Dockerfile_ubuntu16.04
index e3b46dcf6c7aa333475cfe0ad9b12be67aa436ba..028215189a01756e1103434a85d69edee618567a 100644
--- a/docker/Dockerfile_ubuntu16.04
+++ b/docker/Dockerfile_ubuntu16.04
@@ -1,9 +1,11 @@
 FROM ubuntu:16.04
 
+RUN apt-get clean
 RUN apt-get update && \
     apt-get install -y vim devscripts equivs
 
 # Speed up mk-build-deps
+RUN apt-get clean
 RUN apt-get update && \
     apt-get install -y -o Acquire::Retires=10 \
         autoconf \
diff --git a/docker/Dockerfile_ubuntu16.04_i386 b/docker/Dockerfile_ubuntu16.04_i386
index 523ac65dd17ca1dfa8d13f3a220534e462e986b4..7e3936d5fcf9219733e0e6845b346ef00fb99d52 100644
--- a/docker/Dockerfile_ubuntu16.04_i386
+++ b/docker/Dockerfile_ubuntu16.04_i386
@@ -1,9 +1,11 @@
 FROM savoirfairelinux/ring-ubuntu32:16.04
 
+RUN apt-get clean
 RUN apt-get update && \
     apt-get install -y vim devscripts equivs
 
 # Speed up mk-build-deps
+RUN apt-get clean
 RUN apt-get update && \
     apt-get install -y -o Acquire::Retires=10 \
         autoconf \
diff --git a/scripts/build-package-debian.sh b/scripts/build-package-debian.sh
index 429f3c64aa3cef52eda0f6c2f0401738fef3d34e..75b976daf88d6b169f19b4d076de77e66e9ab25c 100755
--- a/scripts/build-package-debian.sh
+++ b/scripts/build-package-debian.sh
@@ -35,6 +35,7 @@ else
 fi
 
 # install build deps
+apt-get clean
 apt-get update
 apt-get upgrade -o Acquire::Retires=10 -y
 mk-build-deps --remove --install debian/control -t "apt-get -y --no-install-recommends"