diff --git a/api/ipam.go b/api/ipam.go
index 3de18937..9f1687dd 100644
--- a/api/ipam.go
+++ b/api/ipam.go
@@ -38,8 +38,8 @@ func (client *Client) ClaimIP(ID string, addr net.IP) error {
 	return err
 }
 
-// release an IP which is no longer needed
-func (client *Client) ReleaseIP(ID string) error {
+// release all IPs owned by an ID
+func (client *Client) ReleaseIPsFor(ID string) error {
 	_, err := client.ipamOp(ID, "DELETE")
 	return err
 }
diff --git a/plugin/ipam/driver.go b/plugin/ipam/driver.go
index 6dca9712..0a965abb 100644
--- a/plugin/ipam/driver.go
+++ b/plugin/ipam/driver.go
@@ -92,7 +92,7 @@ func (i *ipam) RequestAddress(poolID string, address net.IP, options map[string]
 
 func (i *ipam) ReleaseAddress(poolID string, address net.IP) error {
 	Log.Debugln("ReleaseAddress", poolID, address)
-	return i.weave.ReleaseIP(address.String())
+	return i.weave.ReleaseIPsFor(address.String())
 }
 
 // Functions required by ipamapi "contract" but not actually used.