diff --git a/sonic/driver.go b/sonic/driver.go
index 2326bf2..a573fc8 100644
--- a/sonic/driver.go
+++ b/sonic/driver.go
@@ -5,7 +5,12 @@ import (
 )
 
 var (
-	ErrClosed   = errors.New("sonic connection is closed")
+	// ErrClosed is throw when an error with the sonic server
+	// come from the state of the connection.
+	ErrClosed = errors.New("sonic connection is closed")
+
+	// ErrChanName is throw when the channel name is not supported
+	// by sonic server.
 	ErrChanName = errors.New("invalid channel name")
 )
 
diff --git a/sonic/ingester.go b/sonic/ingester.go
index 85db485..27b322b 100644
--- a/sonic/ingester.go
+++ b/sonic/ingester.go
@@ -7,10 +7,12 @@ import (
 	"sync"
 )
 
+// IngestBulkRecord is the struct to be used as a list in bulk operation.
 type IngestBulkRecord struct {
 	Object, Text string
 }
 
+// IngestBulkError represent an error for a given object in a bulk operation.
 type IngestBulkError struct {
 	Object string
 	Error  error
diff --git a/sonic/search.go b/sonic/search.go
index 89ca02f..ff22c13 100644
--- a/sonic/search.go
+++ b/sonic/search.go
@@ -35,7 +35,7 @@ type searchChannel struct {
 	*driver
 }
 
-// NewIngester create a new driver instance with a searchChannel instance.
+// NewSearch create a new driver instance with a searchChannel instance.
 // Only way to get a Searchable implementation.
 func NewSearch(host string, port int, password string) (Searchable, error) {
 	driver := &driver{