diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,5 +1,14 @@
 # Changelog for persistent-mysql
 
+## 2.13.0.2
+
+* Bugfix: prevent fetching constraint info from other databases during migrations [#1301](https://github.com/yesodweb/persistent/pull/1301)
+
+## 2.13.0.1
+
+* [#1275](https://github.com/yesodweb/persistent/pull/1275)
+    * Fix `SafeToRemove`
+
 ## 2.13.0.0
 
 * [#1225](https://github.com/yesodweb/persistent/pull/1225)
diff --git a/Database/Persist/MySQL.hs b/Database/Persist/MySQL.hs
--- a/Database/Persist/MySQL.hs
+++ b/Database/Persist/MySQL.hs
@@ -759,7 +759,7 @@
             ,   "UPDATE_RULE "
             , "FROM INFORMATION_SCHEMA.KEY_COLUMN_USAGE AS KCU "
             , "INNER JOIN INFORMATION_SCHEMA.REFERENTIAL_CONSTRAINTS AS RC "
-            , "  ON KCU.CONSTRAINT_NAME = RC.CONSTRAINT_NAME "
+            , "  USING (CONSTRAINT_SCHEMA, CONSTRAINT_NAME) "
             , "WHERE KCU.TABLE_SCHEMA = ? "
             ,   "AND KCU.TABLE_NAME   = ? "
             ,   "AND KCU.COLUMN_NAME  = ? "
@@ -1533,7 +1533,7 @@
 putManySql :: EntityDef -> Int -> Text
 putManySql ent n = putManySql' fields ent n
   where
-    fields = getEntityFieldsDatabase ent
+    fields = getEntityFields ent
 
 repsertManySql :: EntityDef -> Int -> Text
 repsertManySql ent n = putManySql' fields ent n
diff --git a/persistent-mysql.cabal b/persistent-mysql.cabal
--- a/persistent-mysql.cabal
+++ b/persistent-mysql.cabal
@@ -1,5 +1,5 @@
 name:            persistent-mysql
-version:         2.13.0.1
+version:         2.13.0.2
 license:         MIT
 license-file:    LICENSE
 author:          Felipe Lessa <felipe.lessa@gmail.com>, Michael Snoyman
diff --git a/test/main.hs b/test/main.hs
--- a/test/main.hs
+++ b/test/main.hs
@@ -36,6 +36,7 @@
 import qualified InsertDuplicateUpdate
 import qualified LargeNumberTest
 import qualified MaxLenTest
+import qualified MaybeFieldDefsTest
 import qualified MigrationColumnLengthTest
 import qualified MigrationIdempotencyTest
 import qualified MigrationOnlyTest
@@ -124,6 +125,7 @@
             , LargeNumberTest.numberMigrate
             , UniqueTest.uniqueMigrate
             , MaxLenTest.maxlenMigrate
+            , MaybeFieldDefsTest.maybeFieldDefMigrate
             , Recursive.recursiveMigrate
             , CompositeTest.compositeMigrate
             , PersistUniqueTest.migration
@@ -171,6 +173,7 @@
         EmbedOrderTest.specsWith db
         LargeNumberTest.specsWith db
         UniqueTest.specsWith db
+        MaybeFieldDefsTest.specsWith db
         MaxLenTest.specsWith db
         Recursive.specsWith db
         SumTypeTest.specsWith db (Just (runMigrationSilent SumTypeTest.sumTypeMigrate))