diff --git a/Containers/apache/Dockerfile b/Containers/apache/Dockerfile
index d4b86f47..89af430e 100644
--- a/Containers/apache/Dockerfile
+++ b/Containers/apache/Dockerfile
@@ -23,7 +23,8 @@ RUN set -ex; \
     mkdir -p /mnt/data; \
     chown -R www-data:www-data /mnt/data; \
     mkdir /caddy; \
-    chown 777 /caddy; \
+    chown -R 777 /caddy; \
+    chown -R 777 /tmp; \
     \
     apk add --no-cache \
         bash \
diff --git a/Containers/collabora/Dockerfile b/Containers/collabora/Dockerfile
index a80b1fba..ca44e779 100644
--- a/Containers/collabora/Dockerfile
+++ b/Containers/collabora/Dockerfile
@@ -13,7 +13,8 @@ RUN set -ex; \
     ; \
     rm -rf /var/lib/apt/lists/*; \
     mkdir -p /opt/cool/child-roots; \
-    chmod 777 -R /opt/cool/child-roots
+    chmod 777 -R /opt/cool/child-roots; \
+    chmod -R 777 /etc/coolwsd/
 
 USER 100
 
diff --git a/Containers/talk/Dockerfile b/Containers/talk/Dockerfile
index 0479cea0..4e714dcc 100644
--- a/Containers/talk/Dockerfile
+++ b/Containers/talk/Dockerfile
@@ -57,6 +57,7 @@ RUN set -ex; \
         /var/log/supervisord \
         /var/run/supervisord; \
     chmod 777 -R \
+        /tmp \
         /conf \
         /var/run/supervisord \
         /var/log/supervisord;
diff --git a/php/containers.json b/php/containers.json
index fd085d54..b5f0ea28 100644
--- a/php/containers.json
+++ b/php/containers.json
@@ -61,7 +61,8 @@
         "/var/log/supervisord",
         "/var/run/supervisord",
         "/usr/local/apache2/logs",
-        "/caddy"
+        "/caddy",
+        "/tmp"
       ]
     },
     {
@@ -304,7 +305,8 @@
       ],
       "read_only": true,
       "tmpfs": [
-        "/opt/cool/child-roots"
+        "/opt/cool/child-roots",
+        "/etc/coolwsd"
       ]
     },
     {
@@ -352,7 +354,8 @@
       "tmpfs": [
         "/var/log/supervisord",
         "/var/run/supervisord",
-        "/conf"
+        "/conf",
+        "/tmp"
       ]
     },
     {