diff --git a/c8-cms/Dockerfile b/c8-cms/Dockerfile
index 4dda2b8556b8f5db011e5f7d2abf7a709e320bea..1b7d654e21f9a14bdc8cf54c79f9b817845b4e1d 100644
--- a/c8-cms/Dockerfile
+++ b/c8-cms/Dockerfile
@@ -73,7 +73,8 @@ RUN     groupadd -g 1000 cmsusr && adduser -u 1000 -g 1000 -G root cmsusr && \
         install -d /opt && install -d -o cmsinst /opt/cms
 
 # Make Images grid/singularity compatible
-RUN mkdir -p /cvmfs /afs /eos /opt/cms /pool
+RUN mkdir -p /cvmfs /afs /eos /pool && \
+    chmod 1777 /cvmfs /afs /eos /pool
 
 # Add a couple of useful files to cmsusr account
 WORKDIR /home/cmsusr
diff --git a/cc7-cms/Dockerfile b/cc7-cms/Dockerfile
index 2ddf442be384796bf5004087096ed22c598060c7..007c20b7dcf4609358cf10b79146797cf7494be4 100644
--- a/cc7-cms/Dockerfile
+++ b/cc7-cms/Dockerfile
@@ -64,7 +64,8 @@ RUN     groupadd -g 1000 cmsusr && adduser -u 1000 -g 1000 -G root cmsusr && \
         install -d /opt && install -d -o cmsinst /opt/cms
 
 # Make Images grid/singularity compatible
-RUN mkdir -p /cvmfs /afs /eos /opt/cms /pool
+RUN mkdir -p /cvmfs /afs /eos /pool && \
+    chmod 1777 /cvmfs /afs /eos /pool
 
 # Add a couple of useful files to cmsusr account
 WORKDIR /home/cmsusr
diff --git a/slc5-cms/Dockerfile b/slc5-cms/Dockerfile
index a5e03605149016db2bd321f4c5e040003ee953cc..be85b46f363662b4ec94fb7c3c087279b40f5f1b 100644
--- a/slc5-cms/Dockerfile
+++ b/slc5-cms/Dockerfile
@@ -87,7 +87,8 @@ RUN     groupadd -g 1000 cmsusr && adduser -u 1000 -g 1000 -G root cmsusr && \
         install -d /opt && install -d -o cmsinst /opt/cms
 
 # Make Images grid/singularity compatible
-RUN mkdir -p /cvmfs /afs /eos /opt/cms /pool
+RUN mkdir -p /cvmfs /afs /eos /pool && \
+    chmod 1777 /cvmfs /afs /eos /pool
 
 # Add a couple of useful files to cmsusr account
 WORKDIR /home/cmsusr
diff --git a/slc6-cms/Dockerfile b/slc6-cms/Dockerfile
index e6fae70b664a86c35a22abee751f00112a7ec0fd..ba458e1ad350936089e81cb7251e10965727d96f 100644
--- a/slc6-cms/Dockerfile
+++ b/slc6-cms/Dockerfile
@@ -95,7 +95,8 @@ RUN     groupadd -g 1000 cmsusr && adduser -u 1000 -g 1000 -G root cmsusr && \
         install -d /opt && install -d -o cmsinst /opt/cms
 
 # Make Images grid/singularity compatible
-RUN mkdir -p /cvmfs /afs /eos /opt/cms /pool
+RUN mkdir -p /cvmfs /afs /eos /pool && \
+    chmod 1777 /cvmfs /afs /eos /pool
 
 # Add a couple of useful files to cmsusr account
 WORKDIR /home/cmsusr