diff --git a/command/exec.go b/command/exec.go
index 0fc22b465..9fb07d513 100644
--- a/command/exec.go
+++ b/command/exec.go
@@ -54,7 +54,12 @@ func (c *ExecCommand) Run(args []string) int {
 	}
 
 	if c.Keyring == nil {
-		c.Keyring = keyring.DefaultKeyring
+		var err error
+		c.Keyring, err = keyring.DefaultKeyring()
+		if err != nil {
+			c.Ui.Error(err.Error())
+			return 1
+		}
 	}
 
 	if c.profileConfig == nil {
diff --git a/command/list.go b/command/list.go
index 260cc8512..1a1dd6f15 100644
--- a/command/list.go
+++ b/command/list.go
@@ -15,7 +15,12 @@ type ListCommand struct {
 
 func (c *ListCommand) Run(args []string) int {
 	if c.Keyring == nil {
-		c.Keyring = keyring.DefaultKeyring
+		var err error
+		c.Keyring, err = keyring.DefaultKeyring()
+		if err != nil {
+			c.Ui.Error(err.Error())
+			return 1
+		}
 	}
 
 	profileNames, err := c.Keyring.List(vault.ServiceName)
diff --git a/command/remove.go b/command/remove.go
index 3cd84a1b3..4f68950bf 100644
--- a/command/remove.go
+++ b/command/remove.go
@@ -31,7 +31,12 @@ func (c *RemoveCommand) Run(args []string) int {
 	}
 
 	if c.Keyring == nil {
-		c.Keyring = keyring.DefaultKeyring
+		var err error
+		c.Keyring, err = keyring.DefaultKeyring()
+		if err != nil {
+			c.Ui.Error(err.Error())
+			return 1
+		}
 	}
 
 	if c.profileConfig == nil {
diff --git a/command/store.go b/command/store.go
index 48eec0276..6facf45ff 100644
--- a/command/store.go
+++ b/command/store.go
@@ -31,7 +31,12 @@ func (c *StoreCommand) Run(args []string) int {
 	}
 
 	if c.Keyring == nil {
-		c.Keyring = keyring.DefaultKeyring
+		var err error
+		c.Keyring, err = keyring.DefaultKeyring()
+		if err != nil {
+			c.Ui.Error(err.Error())
+			return 1
+		}
 	}
 
 	if c.profileConfig == nil {
diff --git a/keyring/keychain_darwin.go b/keyring/keychain_darwin.go
index 8e71616d3..b43b0597d 100644
--- a/keyring/keychain_darwin.go
+++ b/keyring/keychain_darwin.go
@@ -1,8 +1,16 @@
 package keyring
 
-import keychain "github.com/99designs/aws-vault/Godeps/_workspace/src/github.com/99designs/go-osxkeychain"
+import (
+	"os"
+	"os/user"
+
+	keychain "github.com/99designs/aws-vault/Godeps/_workspace/src/github.com/99designs/go-osxkeychain"
+)
+
+var keychainFile string
 
 type OSXKeychain struct {
+	path string
 }
 
 func (k *OSXKeychain) Get(service, key string) ([]byte, error) {
@@ -11,6 +19,10 @@ func (k *OSXKeychain) Get(service, key string) ([]byte, error) {
 		AccountName: key,
 	}
 
+	if k.path != "" {
+		attributes.Keychain = []string{k.path}
+	}
+
 	if b, err := keychain.FindGenericPassword(&attributes); err == keychain.ErrItemNotFound {
 		return b, ErrKeyNotFound
 	} else {
@@ -25,6 +37,18 @@ func (k *OSXKeychain) Set(service, key string, secret []byte) error {
 		Password:    secret,
 	}
 
+	if k.path != "" {
+		if _, err := os.Stat(k.path); os.IsNotExist(err) {
+			pass := os.Getenv("AWS_KEYCHAIN_PASSWORD")
+			if pass != "" {
+				keychain.CreateKeychain(k.path, pass)
+			} else {
+				keychain.CreateKeychainViaPrompt(k.path)
+			}
+		}
+		attributes.Keychain = []string{k.path}
+	}
+
 	err := keychain.AddGenericPassword(&attributes)
 	if err == keychain.ErrDuplicateItem {
 		return keychain.RemoveAndAddGenericPassword(&attributes)
@@ -39,6 +63,10 @@ func (k *OSXKeychain) Remove(service, key string) error {
 		AccountName: key,
 	}
 
+	if k.path != "" {
+		attributes.Keychain = []string{k.path}
+	}
+
 	if err := keychain.FindAndRemoveGenericPassword(&attributes); err == keychain.ErrItemNotFound {
 		return ErrKeyNotFound
 	} else {
@@ -47,9 +75,24 @@ func (k *OSXKeychain) Remove(service, key string) error {
 }
 
 func (k *OSXKeychain) List(service string) ([]string, error) {
-	return keychain.GetAllAccountNames(service)
+	keychains := []string{}
+
+	if k.path != "" {
+		keychains = []string{k.path}
+	}
+
+	return keychain.GetAllAccountNames(service, keychains...)
 }
 
 func init() {
-	DefaultKeyring = &OSXKeychain{}
+	file := os.Getenv("AWS_KEYCHAIN_FILE")
+	if file == "" {
+		usr, err := user.Current()
+		if err != nil {
+			panic(err)
+		}
+		file = usr.HomeDir + "/Library/Keychains/aws-vault.keychain"
+	}
+
+	keyrings = append(keyrings, &OSXKeychain{file})
 }
diff --git a/keyring/keyring.go b/keyring/keyring.go
index 2c843d482..1e7e71b4c 100644
--- a/keyring/keyring.go
+++ b/keyring/keyring.go
@@ -31,6 +31,14 @@ func Unmarshal(k Keyring, service, key string, obj interface{}) error {
 	return nil
 }
 
-var DefaultKeyring Keyring
+func DefaultKeyring() (Keyring, error) {
+	if len(keyrings) == 0 {
+		return nil, ErrNoAvailImpl
+	}
+	return keyrings[0], nil
+}
+
+var keyrings []Keyring
 
+var ErrNoAvailImpl = errors.New("No keyring implementation for your platform available.")
 var ErrKeyNotFound = errors.New("The specified item could not be found in the keychain.")