diff --git a/flexisip-account-manager.spec b/flexisip-account-manager.spec
index c4f17e4..7f18c4c 100644
--- a/flexisip-account-manager.spec
+++ b/flexisip-account-manager.spec
@@ -8,7 +8,7 @@
 #%define _datadir           %{_datarootdir}
 #%define _docdir            %{_datadir}/doc
 
-%define build_number 75
+%define build_number 76
 %define var_dir /var/opt/belledonne-communications
 %define opt_dir /opt/belledonne-communications/share/flexisip-account-manager
 
diff --git a/src/database/database.php b/src/database/database.php
index 56e0235..4a9d7ef 100644
--- a/src/database/database.php
+++ b/src/database/database.php
@@ -46,7 +46,7 @@ class Database
               $this->conn = new PDO("mysql:host=" . DB_HOST . ";dbname=" . DB_NAME, DB_USER, DB_PASSWORD);
             }
 
-            $this->conn->exec("set names utf8");
+            $this->conn->prepare("set names utf8mb4 collate utf8mb4_unicode_ci")->execute();
         } catch (PDOException $exception) {
             Logger::getInstance()->error("Connection error: " . $exception->getMessage());
         }
diff --git a/src/objects/account.php b/src/objects/account.php
index d0a2087..3909571 100644
--- a/src/objects/account.php
+++ b/src/objects/account.php
@@ -185,7 +185,7 @@ class Account
             $this->activated = "1";
             return true;
         }
-        
+
         Logger::getInstance()->error($stmt->errorInfo());
         return false;
     }