diff --git a/application/migrations/026_add_color_column_to_services_table.php b/application/migrations/026_add_color_column_to_services_table.php
index ff577740..a3fc3518 100644
--- a/application/migrations/026_add_color_column_to_services_table.php
+++ b/application/migrations/026_add_color_column_to_services_table.php
@@ -37,7 +37,7 @@ class Migration_Add_color_column_to_services_table extends EA_Migration {
      */
     public function down()
     {
-        if ( ! $this->db->field_exists('color', 'services'))
+        if ($this->db->field_exists('color', 'services'))
         {
             $this->dbforge->drop_column('services', 'color');
         }
diff --git a/application/migrations/027_add_color_column_to_appointments_table.php b/application/migrations/027_add_color_column_to_appointments_table.php
index 0618c375..1610a28f 100644
--- a/application/migrations/027_add_color_column_to_appointments_table.php
+++ b/application/migrations/027_add_color_column_to_appointments_table.php
@@ -37,7 +37,7 @@ class Migration_Add_color_column_to_appointments_table extends EA_Migration {
      */
     public function down()
     {
-        if ( ! $this->db->field_exists('color', 'appointments'))
+        if ($this->db->field_exists('color', 'appointments'))
         {
             $this->dbforge->drop_column('appointments', 'color');
         }
diff --git a/application/migrations/044_add_status_column_to_appointments_table.php b/application/migrations/044_add_status_column_to_appointments_table.php
index 5d8c5986..12bae422 100644
--- a/application/migrations/044_add_status_column_to_appointments_table.php
+++ b/application/migrations/044_add_status_column_to_appointments_table.php
@@ -37,7 +37,7 @@ class Migration_Add_status_column_to_appointments_table extends EA_Migration {
      */
     public function down()
     {
-        if ( ! $this->db->field_exists('status', 'appointments'))
+        if ($this->db->field_exists('status', 'appointments'))
         {
             $this->dbforge->drop_column('appointments', 'status');
         }