diff --git a/composer.json b/composer.json
index 6f8fcc9..faefe41 100644
--- a/composer.json
+++ b/composer.json
@@ -1,7 +1,7 @@
 {
     "name": "zrny/mksql",
     "description": "Creating and AutoUpdating tables in MySQL",
-    "version": "0.1.4",
+    "version": "0.1.5",
     "type": "library",
     "keywords": [
         "sql",
diff --git a/src/ColumnType.php b/src/ColumnType.php
index 76ca03f..abe0be5 100644
--- a/src/ColumnType.php
+++ b/src/ColumnType.php
@@ -49,7 +49,7 @@ class ColumnType
     public function __construct(int $type, array $params = [])
     {
         $this->Type = $type;
-        $this->Params[] = $params;
+        $this->Params = $params;
     }
 
 
@@ -57,7 +57,7 @@ public function __construct(int $type, array $params = [])
 
     public function addParam($par)
     {
-        $this->Params = $par;
+        $this->Params[] = $par;
         return $this;
     }