diff --git a/master-centos7-onbuild/Dockerfile b/master-centos7-onbuild/Dockerfile
index c64e4ab..f466bda 100644
--- a/master-centos7-onbuild/Dockerfile
+++ b/master-centos7-onbuild/Dockerfile
@@ -56,7 +56,7 @@ RUN echo "===> Enabling systemd..."  && \
     \
     \
     echo "===> Downloading Ansible's source tree..."            && \
-    git clone git://github.com/ansible/ansible.git --recursive  && \
+    git clone --depth 1 git://github.com/ansible/ansible.git --recursive  && \
     \
     \
     echo "===> Compiling Ansible..."      && \
diff --git a/master-centos7/Dockerfile b/master-centos7/Dockerfile
index 67b5191..5af2c26 100644
--- a/master-centos7/Dockerfile
+++ b/master-centos7/Dockerfile
@@ -57,7 +57,7 @@ RUN echo "===> Enabling systemd..."  && \
     \
     \
     echo "===> Downloading Ansible's source tree..."            && \
-    git clone git://github.com/ansible/ansible.git --recursive  && \
+    git clone --depth 1 git://github.com/ansible/ansible.git --recursive  && \
     \
     \
     echo "===> Compiling Ansible..."      && \
diff --git a/master-debian8-onbuild/Dockerfile b/master-debian8-onbuild/Dockerfile
index 79b8ec9..c420767 100644
--- a/master-debian8-onbuild/Dockerfile
+++ b/master-debian8-onbuild/Dockerfile
@@ -32,7 +32,7 @@ RUN echo "===> Adding Ansible's prerequisites..."         && \
     \
     \
     echo "===> Downloading Ansible's source tree..."            && \
-    git clone git://github.com/ansible/ansible.git --recursive  && \
+    git clone --depth 1 git://github.com/ansible/ansible.git --recursive  && \
     \
     \
     echo "===> Compiling Ansible..."      && \
diff --git a/master-debian8/Dockerfile b/master-debian8/Dockerfile
index d600520..1cfb50c 100644
--- a/master-debian8/Dockerfile
+++ b/master-debian8/Dockerfile
@@ -32,7 +32,7 @@ RUN echo "===> Adding Ansible's prerequisites..."         && \
     \
     \
     echo "===> Downloading Ansible's source tree..."            && \
-    git clone git://github.com/ansible/ansible.git --recursive  && \
+    git clone --depth 1 git://github.com/ansible/ansible.git --recursive  && \
     \
     \
     echo "===> Compiling Ansible..."      && \
diff --git a/master-debian9-onbuild/Dockerfile b/master-debian9-onbuild/Dockerfile
index 8df6c5f..d76a495 100644
--- a/master-debian9-onbuild/Dockerfile
+++ b/master-debian9-onbuild/Dockerfile
@@ -30,7 +30,7 @@ RUN echo "===> Adding Ansible's prerequisites..."         && \
     \
     \
     echo "===> Downloading Ansible's source tree..."            && \
-    git clone git://github.com/ansible/ansible.git --recursive  && \
+    git clone --depth 1 git://github.com/ansible/ansible.git --recursive  && \
     \
     \
     echo "===> Compiling Ansible..."      && \
diff --git a/master-debian9/Dockerfile b/master-debian9/Dockerfile
index 1ba99fa..bf98310 100644
--- a/master-debian9/Dockerfile
+++ b/master-debian9/Dockerfile
@@ -30,7 +30,7 @@ RUN echo "===> Adding Ansible's prerequisites..."         && \
     \
     \
     echo "===> Downloading Ansible's source tree..."            && \
-    git clone git://github.com/ansible/ansible.git --recursive  && \
+    git clone --depth 1 git://github.com/ansible/ansible.git --recursive  && \
     \
     \
     echo "===> Compiling Ansible..."      && \
diff --git a/master-ubuntu16.04-onbuild/Dockerfile b/master-ubuntu16.04-onbuild/Dockerfile
index bf981e5..a03c878 100644
--- a/master-ubuntu16.04-onbuild/Dockerfile
+++ b/master-ubuntu16.04-onbuild/Dockerfile
@@ -30,7 +30,7 @@ RUN echo "===> Adding Ansible's prerequisites..."   && \
     \
     \
     echo "===> Downloading Ansible's source tree..."            && \
-    git clone git://github.com/ansible/ansible.git --recursive  && \
+    git clone --depth 1 git://github.com/ansible/ansible.git --recursive  && \
     \
     \
     echo "===> Compiling Ansible..."      && \
diff --git a/master-ubuntu16.04/Dockerfile b/master-ubuntu16.04/Dockerfile
index ab15d84..ede52eb 100644
--- a/master-ubuntu16.04/Dockerfile
+++ b/master-ubuntu16.04/Dockerfile
@@ -30,7 +30,7 @@ RUN echo "===> Adding Ansible's prerequisites..."   && \
     \
     \
     echo "===> Downloading Ansible's source tree..."            && \
-    git clone git://github.com/ansible/ansible.git --recursive  && \
+    git clone --depth 1 git://github.com/ansible/ansible.git --recursive  && \
     \
     \
     echo "===> Compiling Ansible..."      && \
diff --git a/master-ubuntu18.04-onbuild/Dockerfile b/master-ubuntu18.04-onbuild/Dockerfile
index 6343f67..1832392 100644
--- a/master-ubuntu18.04-onbuild/Dockerfile
+++ b/master-ubuntu18.04-onbuild/Dockerfile
@@ -30,7 +30,7 @@ RUN echo "===> Adding Ansible's prerequisites..."   && \
     \
     \
     echo "===> Downloading Ansible's source tree..."            && \
-    git clone git://github.com/ansible/ansible.git --recursive  && \
+    git clone --depth 1 git://github.com/ansible/ansible.git --recursive  && \
     \
     \
     echo "===> Compiling Ansible..."      && \
diff --git a/master-ubuntu18.04/Dockerfile b/master-ubuntu18.04/Dockerfile
index 7d36f22..e419923 100644
--- a/master-ubuntu18.04/Dockerfile
+++ b/master-ubuntu18.04/Dockerfile
@@ -30,7 +30,7 @@ RUN echo "===> Adding Ansible's prerequisites..."   && \
     \
     \
     echo "===> Downloading Ansible's source tree..."            && \
-    git clone git://github.com/ansible/ansible.git --recursive  && \
+    git clone --depth 1 git://github.com/ansible/ansible.git --recursive  && \
     \
     \
     echo "===> Compiling Ansible..."      && \