diff --git a/configuration/configuration.go b/configuration/configuration.go
index 901a2571..c9bb72e3 100644
--- a/configuration/configuration.go
+++ b/configuration/configuration.go
@@ -14,13 +14,13 @@ import (
 // optionally modified by environment variables
 type Configuration struct {
 	// Version is the version which defines the format of the rest of the configuration
-	Version  Version  `yaml:"version"`
+	Version Version `yaml:"version"`
 
 	// Loglevel is the level at which registry operations are logged
 	Loglevel Loglevel `yaml:"loglevel"`
 
 	// Storage is the configuration for the registry's storage driver
-	Storage  Storage  `yaml:"storage"`
+	Storage Storage `yaml:"storage"`
 }
 
 // v_0_1_Configuration is a Version 0.1 Configuration struct
@@ -162,7 +162,7 @@ func (storage *Storage) UnmarshalYAML(unmarshal func(interface{}) error) error {
 
 // MarshalYAML implements the yaml.Marshaler interface
 func (storage Storage) MarshalYAML() (interface{}, error) {
-	if storage.Parameters == nil {
+	if storage.Parameters() == nil {
 		return storage.Type, nil
 	}
 	return map[string]Parameters(storage), nil
diff --git a/errors_test.go b/errors_test.go
index dc6a8de7..580754f5 100644
--- a/errors_test.go
+++ b/errors_test.go
@@ -14,7 +14,7 @@ func TestErrorCodes(t *testing.T) {
 		}
 
 		if ec.Message() != errorCodesMessages[ec] {
-			t.Fatalf("incorrect message for error code %v: %q != !q", ec, ec.Message(), errorCodesMessages[ec])
+			t.Fatalf("incorrect message for error code %v: %q != %q", ec, ec.Message(), errorCodesMessages[ec])
 		}
 
 		// Serialize the error code using the json library to ensure that we
@@ -26,7 +26,7 @@ func TestErrorCodes(t *testing.T) {
 		}
 
 		if len(p) <= 0 {
-			t.Fatalf("expected content in marshaled before for error code %v: %v", ec)
+			t.Fatalf("expected content in marshaled before for error code %v", ec)
 		}
 
 		// First, unmarshal to interface and ensure we have a string.
diff --git a/storagedriver/filesystem/filesystem.go b/storagedriver/filesystem/filesystem.go
index 2cca7890..96c78160 100644
--- a/storagedriver/filesystem/filesystem.go
+++ b/storagedriver/filesystem/filesystem.go
@@ -60,7 +60,7 @@ func (d *FilesystemDriver) subPath(subPath string) string {
 func (d *FilesystemDriver) GetContent(path string) ([]byte, error) {
 	contents, err := ioutil.ReadFile(d.subPath(path))
 	if err != nil {
-		return nil, storagedriver.PathNotFoundError{path}
+		return nil, storagedriver.PathNotFoundError{Path: path}
 	}
 	return contents, nil
 }
@@ -89,7 +89,7 @@ func (d *FilesystemDriver) ReadStream(path string, offset uint64) (io.ReadCloser
 		return nil, err
 	} else if seekPos < int64(offset) {
 		file.Close()
-		return nil, storagedriver.InvalidOffsetError{path, offset}
+		return nil, storagedriver.InvalidOffsetError{Path: path, Offset: offset}
 	}
 
 	return file, nil
@@ -104,7 +104,7 @@ func (d *FilesystemDriver) WriteStream(subPath string, offset, size uint64, read
 	}
 
 	if offset > resumableOffset {
-		return storagedriver.InvalidOffsetError{subPath, offset}
+		return storagedriver.InvalidOffsetError{Path: subPath, Offset: offset}
 	}
 
 	fullPath := d.subPath(subPath)
@@ -161,7 +161,7 @@ func (d *FilesystemDriver) CurrentSize(subPath string) (uint64, error) {
 	if err != nil && !os.IsNotExist(err) {
 		return 0, err
 	} else if err != nil {
-		return 0, storagedriver.PathNotFoundError{subPath}
+		return 0, storagedriver.PathNotFoundError{Path: subPath}
 	}
 	return uint64(fileInfo.Size()), nil
 }
@@ -200,7 +200,7 @@ func (d *FilesystemDriver) Delete(subPath string) error {
 	if err != nil && !os.IsNotExist(err) {
 		return err
 	} else if err != nil {
-		return storagedriver.PathNotFoundError{subPath}
+		return storagedriver.PathNotFoundError{Path: subPath}
 	}
 
 	err = os.RemoveAll(fullPath)
diff --git a/storagedriver/inmemory/inmemory.go b/storagedriver/inmemory/inmemory.go
index fee39bc9..14590a3a 100644
--- a/storagedriver/inmemory/inmemory.go
+++ b/storagedriver/inmemory/inmemory.go
@@ -45,7 +45,7 @@ func (d *InMemoryDriver) GetContent(path string) ([]byte, error) {
 	defer d.mutex.RUnlock()
 	contents, ok := d.storage[path]
 	if !ok {
-		return nil, storagedriver.PathNotFoundError{path}
+		return nil, storagedriver.PathNotFoundError{Path: path}
 	}
 	return contents, nil
 }
@@ -64,7 +64,7 @@ func (d *InMemoryDriver) ReadStream(path string, offset uint64) (io.ReadCloser,
 	if err != nil {
 		return nil, err
 	} else if len(contents) < int(offset) {
-		return nil, storagedriver.InvalidOffsetError{path, offset}
+		return nil, storagedriver.InvalidOffsetError{Path: path, Offset: offset}
 	}
 
 	src := contents[offset:]
@@ -84,7 +84,7 @@ func (d *InMemoryDriver) WriteStream(path string, offset, size uint64, reader io
 	}
 
 	if offset > resumableOffset {
-		return storagedriver.InvalidOffsetError{path, offset}
+		return storagedriver.InvalidOffsetError{Path: path, Offset: offset}
 	}
 
 	contents, err := ioutil.ReadAll(reader)
@@ -138,7 +138,7 @@ func (d *InMemoryDriver) Move(sourcePath string, destPath string) error {
 	defer d.mutex.Unlock()
 	contents, ok := d.storage[sourcePath]
 	if !ok {
-		return storagedriver.PathNotFoundError{sourcePath}
+		return storagedriver.PathNotFoundError{Path: sourcePath}
 	}
 	d.storage[destPath] = contents
 	delete(d.storage, sourcePath)
@@ -156,7 +156,7 @@ func (d *InMemoryDriver) Delete(path string) error {
 	}
 
 	if len(subPaths) == 0 {
-		return storagedriver.PathNotFoundError{path}
+		return storagedriver.PathNotFoundError{Path: path}
 	}
 
 	for _, subPath := range subPaths {
diff --git a/storagedriver/ipc/server.go b/storagedriver/ipc/server.go
index 9d45c94e..f374bf06 100644
--- a/storagedriver/ipc/server.go
+++ b/storagedriver/ipc/server.go
@@ -38,7 +38,6 @@ func StorageDriverServer(driver storagedriver.StorageDriver) error {
 			}
 			go receive(driver, receiver)
 		}
-		return nil
 	}
 }
 
diff --git a/storagedriver/s3/s3.go b/storagedriver/s3/s3.go
index c932a1e1..7ef7df6b 100644
--- a/storagedriver/s3/s3.go
+++ b/storagedriver/s3/s3.go
@@ -65,7 +65,7 @@ func FromParameters(parameters map[string]string) (*S3Driver, error) {
 	}
 	region := aws.GetRegion(regionName)
 	if region.Name == "" {
-		return nil, fmt.Errorf("Invalid region provided: %s", region)
+		return nil, fmt.Errorf("Invalid region provided: %v", region)
 	}
 
 	bucket, ok := parameters["bucket"]
@@ -140,7 +140,7 @@ func (d *S3Driver) WriteStream(path string, offset, size uint64, reader io.ReadC
 	}
 
 	if (offset) > uint64(len(parts))*chunkSize || (offset < size && offset%chunkSize != 0) {
-		return storagedriver.InvalidOffsetError{path, offset}
+		return storagedriver.InvalidOffsetError{Path: path, Offset: offset}
 	}
 
 	if len(parts) > 0 {
@@ -226,7 +226,9 @@ func (d *S3Driver) List(path string) ([]string, error) {
 
 func (d *S3Driver) Move(sourcePath string, destPath string) error {
 	/* This is terrible, but aws doesn't have an actual move. */
-	_, err := d.Bucket.PutCopy(destPath, getPermissions(), s3.CopyOptions{d.getOptions(), "", d.getContentType()}, d.Bucket.Name+"/"+sourcePath)
+	_, err := d.Bucket.PutCopy(destPath, getPermissions(),
+		s3.CopyOptions{Options: d.getOptions(), MetadataDirective: "", ContentType: d.getContentType()},
+		d.Bucket.Name+"/"+sourcePath)
 	if err != nil {
 		return err
 	}
@@ -237,7 +239,7 @@ func (d *S3Driver) Move(sourcePath string, destPath string) error {
 func (d *S3Driver) Delete(path string) error {
 	listResponse, err := d.Bucket.List(path, "", "", listPartsMax)
 	if err != nil || len(listResponse.Contents) == 0 {
-		return storagedriver.PathNotFoundError{path}
+		return storagedriver.PathNotFoundError{Path: path}
 	}
 
 	s3Objects := make([]s3.Object, listPartsMax)
@@ -247,7 +249,7 @@ func (d *S3Driver) Delete(path string) error {
 			s3Objects[index].Key = key.Key
 		}
 
-		err := d.Bucket.DelMulti(s3.Delete{false, s3Objects[0:len(listResponse.Contents)]})
+		err := d.Bucket.DelMulti(s3.Delete{Quiet: false, Objects: s3Objects[0:len(listResponse.Contents)]})
 		if err != nil {
 			return nil
 		}