diff --git a/docs/RELEASE.md b/docs/RELEASE.md
index 4fa3a43..53add12 100644
--- a/docs/RELEASE.md
+++ b/docs/RELEASE.md
@@ -2,14 +2,5 @@
 
 ### IMPROVEMENTS :
 
-- [#102] Directory times are now set to the filesystem mount time.
-- [#101] Application panic events are pushed to syslog.
-- Option extra_attr renamed to attr.
-
-### FEATURE :
-
-- [#103] New option : xattr can now be used to handle extended attributes on files.
-
-### BUGFIX :
-
-- [#105] fsync(2) calls are now handled as a no-op.
+- Auto detect uid and gid based on the current user.
+- Allow redirecting stdout and stderr.
diff --git a/svfs/cache.go b/svfs/cache.go
index b02e8d2..cd00ec9 100644
--- a/svfs/cache.go
+++ b/svfs/cache.go
@@ -212,6 +212,7 @@ func (c *Cache) Set(container, path, name string, node Node) {
 // only relying on a hashmap with basic functions.
 type SimpleCache struct {
 	changes map[string]Node
+	mutex   sync.Mutex
 }
 
 // NewSimpleCache creates a new simplistic cache.
@@ -227,20 +228,28 @@ func (c *SimpleCache) key(container, path string) string {
 
 // Add pushes a new cache entry.
 func (c *SimpleCache) Add(container, path string, node Node) {
+	c.mutex.Lock()
+	defer c.mutex.Unlock()
 	c.changes[c.key(container, path)] = node
 }
 
 // Exist checks whether a cache key exist or not.
 func (c *SimpleCache) Exist(container, path string) bool {
+	c.mutex.Lock()
+	defer c.mutex.Unlock()
 	return c.changes[c.key(container, path)] != nil
 }
 
 // Get retrieves a cache entry for the given key.
 func (c *SimpleCache) Get(container, path string) Node {
+	c.mutex.Lock()
+	defer c.mutex.Unlock()
 	return c.changes[c.key(container, path)]
 }
 
 // Remove pops the cache entry at this key.
 func (c *SimpleCache) Remove(container, path string) {
+	c.mutex.Lock()
+	defer c.mutex.Unlock()
 	delete(c.changes, c.key(container, path))
 }
diff --git a/svfs/swift.go b/svfs/swift.go
index 4eb2978..49d6242 100644
--- a/svfs/swift.go
+++ b/svfs/swift.go
@@ -35,7 +35,11 @@ func initSegment(c, prefix string, id *uint, t *swift.Object, d []byte, up *uint
 }
 
 func createContainer(name string) (*swift.Container, error) {
-	err := SwiftConnection.ContainerCreate(name, nil)
+	headers := make(map[string]string)
+	if StoragePolicy != "" {
+		headers[storagePolicyHeader] = StoragePolicy
+	}
+	err := SwiftConnection.ContainerCreate(name, headers)
 	if err != nil {
 		return nil, err
 	}
diff --git a/svfs/version.go b/svfs/version.go
index 6ab2137..e23c3c1 100644
--- a/svfs/version.go
+++ b/svfs/version.go
@@ -1,4 +1,4 @@
 package svfs
 
 // Version is the current SVFS version
-const Version = "0.9.0"
+const Version = "0.9.1"