diff --git a/.phpstan-dba.cache b/.phpstan-dba.cache
index 0ee1a84e3..95ec9ffff 100644
--- a/.phpstan-dba.cache
+++ b/.phpstan-dba.cache
@@ -909,6 +909,88 @@
         )),
       ),
     ),
+    'SELECT adaid FROM ada LIMIT 1 FOR SHARE' => 
+    array (
+      'error' => NULL,
+      'result' => 
+      array (
+        1 => 
+        PHPStan\Type\Constant\ConstantArrayType::__set_state(array(
+           'keyType' => 
+          PHPStan\Type\Constant\ConstantStringType::__set_state(array(
+             'value' => 'adaid',
+             'isClassString' => false,
+          )),
+           'itemType' => 
+          PHPStan\Type\IntegerRangeType::__set_state(array(
+             'min' => 0,
+             'max' => 4294967295,
+          )),
+           'allArrays' => NULL,
+           'keyTypes' => 
+          array (
+            0 => 
+            PHPStan\Type\Constant\ConstantStringType::__set_state(array(
+               'value' => 'adaid',
+               'isClassString' => false,
+            )),
+          ),
+           'valueTypes' => 
+          array (
+            0 => 
+            PHPStan\Type\IntegerRangeType::__set_state(array(
+               'min' => 0,
+               'max' => 4294967295,
+            )),
+          ),
+           'nextAutoIndex' => 0,
+           'optionalKeys' => 
+          array (
+          ),
+        )),
+      ),
+    ),
+    'SELECT adaid FROM ada LIMIT 1 FOR UPDATE' => 
+    array (
+      'error' => NULL,
+      'result' => 
+      array (
+        1 => 
+        PHPStan\Type\Constant\ConstantArrayType::__set_state(array(
+           'keyType' => 
+          PHPStan\Type\Constant\ConstantStringType::__set_state(array(
+             'value' => 'adaid',
+             'isClassString' => false,
+          )),
+           'itemType' => 
+          PHPStan\Type\IntegerRangeType::__set_state(array(
+             'min' => 0,
+             'max' => 4294967295,
+          )),
+           'allArrays' => NULL,
+           'keyTypes' => 
+          array (
+            0 => 
+            PHPStan\Type\Constant\ConstantStringType::__set_state(array(
+               'value' => 'adaid',
+               'isClassString' => false,
+            )),
+          ),
+           'valueTypes' => 
+          array (
+            0 => 
+            PHPStan\Type\IntegerRangeType::__set_state(array(
+               'min' => 0,
+               'max' => 4294967295,
+            )),
+          ),
+           'nextAutoIndex' => 0,
+           'optionalKeys' => 
+          array (
+          ),
+        )),
+      ),
+    ),
     'SELECT adaid FROM ada LIMIT 1 OFFSET 1' => 
     array (
       'error' => NULL,
@@ -950,6 +1032,88 @@
         )),
       ),
     ),
+    'SELECT adaid FROM ada LIMIT 1 OFFSET 1 ' => 
+    array (
+      'error' => NULL,
+      'result' => 
+      array (
+        1 => 
+        PHPStan\Type\Constant\ConstantArrayType::__set_state(array(
+           'keyType' => 
+          PHPStan\Type\Constant\ConstantStringType::__set_state(array(
+             'value' => 'adaid',
+             'isClassString' => false,
+          )),
+           'itemType' => 
+          PHPStan\Type\IntegerRangeType::__set_state(array(
+             'min' => 0,
+             'max' => 4294967295,
+          )),
+           'allArrays' => NULL,
+           'keyTypes' => 
+          array (
+            0 => 
+            PHPStan\Type\Constant\ConstantStringType::__set_state(array(
+               'value' => 'adaid',
+               'isClassString' => false,
+            )),
+          ),
+           'valueTypes' => 
+          array (
+            0 => 
+            PHPStan\Type\IntegerRangeType::__set_state(array(
+               'min' => 0,
+               'max' => 4294967295,
+            )),
+          ),
+           'nextAutoIndex' => 0,
+           'optionalKeys' => 
+          array (
+          ),
+        )),
+      ),
+    ),
+    'SELECT adaid FROM ada LIMIT 1 OFFSET 1 FOR UPDATE' => 
+    array (
+      'error' => NULL,
+      'result' => 
+      array (
+        1 => 
+        PHPStan\Type\Constant\ConstantArrayType::__set_state(array(
+           'keyType' => 
+          PHPStan\Type\Constant\ConstantStringType::__set_state(array(
+             'value' => 'adaid',
+             'isClassString' => false,
+          )),
+           'itemType' => 
+          PHPStan\Type\IntegerRangeType::__set_state(array(
+             'min' => 0,
+             'max' => 4294967295,
+          )),
+           'allArrays' => NULL,
+           'keyTypes' => 
+          array (
+            0 => 
+            PHPStan\Type\Constant\ConstantStringType::__set_state(array(
+               'value' => 'adaid',
+               'isClassString' => false,
+            )),
+          ),
+           'valueTypes' => 
+          array (
+            0 => 
+            PHPStan\Type\IntegerRangeType::__set_state(array(
+               'min' => 0,
+               'max' => 4294967295,
+            )),
+          ),
+           'nextAutoIndex' => 0,
+           'optionalKeys' => 
+          array (
+          ),
+        )),
+      ),
+    ),
     'SELECT adaid FROM ada WHERE adaid = 1' => 
     array (
       'error' => NULL,
diff --git a/.phpunit-phpstan-dba.cache b/.phpunit-phpstan-dba.cache
index 6018e8ce3..20205713b 100644
--- a/.phpunit-phpstan-dba.cache
+++ b/.phpunit-phpstan-dba.cache
@@ -15,11 +15,30 @@
          'code' => 1064,
       )),
     ),
+    '
+            SELECT email, adaid
+            FROM ada
+            WHERE gesperrt = \'1\'
+            FOR UPDATE
+        ' => 
+    array (
+      'error' => NULL,
+    ),
+    '
+            SELECT email, adaid
+            FROM ada
+            WHERE gesperrt = \'1\'
+            LIMIT        \'1\'
+        ' => 
+    array (
+      'error' => NULL,
+    ),
     '
             SELECT email, adaid
             FROM ada
             WHERE gesperrt = \'1\'
             LIMIT        \'1\'
+            FOR UPDATE
         ' => 
     array (
       'error' => NULL,
@@ -34,6 +53,28 @@
     array (
       'error' => NULL,
     ),
+    '
+            SELECT email, adaid
+            FROM ada
+            WHERE gesperrt = \'1\'
+            LIMIT        \'1\'
+            OFFSET \'1\'
+            FOR SHARE
+        ' => 
+    array (
+      'error' => NULL,
+    ),
+    '
+            SELECT email, adaid
+            FROM ada
+            WHERE gesperrt = \'1\'
+            LIMIT        \'1\'
+            OFFSET \'1\'
+            FOR UPDATE
+        ' => 
+    array (
+      'error' => NULL,
+    ),
     '
             SELECT email, adaid
             FROM ada
@@ -102,6 +143,26 @@
     array (
       'error' => NULL,
     ),
+    '
+            SELECT email, adaid
+            FROM ada
+            WHERE gesperrt = \'1\'
+            LIMIT        \'1\'
+            OFFSET \'1\'
+        ' => 
+    array (
+      'error' => NULL,
+    ),
+    '
+            SELECT email, adaid
+            FROM ada
+            WHERE gesperrt = \'1\'
+            LIMIT        \'1\'
+            OFFSET 1
+        ' => 
+    array (
+      'error' => NULL,
+    ),
     '
             SELECT email, adaid
             FROM ada
@@ -1029,6 +1090,47 @@
         )),
       ),
     ),
+    'SELECT adaid FROM ada LIMIT 1 FOR SHARE' => 
+    array (
+      'error' => NULL,
+      'result' => 
+      array (
+        1 => 
+        PHPStan\Type\Constant\ConstantArrayType::__set_state(array(
+           'keyType' => 
+          PHPStan\Type\Constant\ConstantStringType::__set_state(array(
+             'value' => 'adaid',
+             'isClassString' => false,
+          )),
+           'itemType' => 
+          PHPStan\Type\IntegerRangeType::__set_state(array(
+             'min' => 0,
+             'max' => 4294967295,
+          )),
+           'allArrays' => NULL,
+           'keyTypes' => 
+          array (
+            0 => 
+            PHPStan\Type\Constant\ConstantStringType::__set_state(array(
+               'value' => 'adaid',
+               'isClassString' => false,
+            )),
+          ),
+           'valueTypes' => 
+          array (
+            0 => 
+            PHPStan\Type\IntegerRangeType::__set_state(array(
+               'min' => 0,
+               'max' => 4294967295,
+            )),
+          ),
+           'nextAutoIndex' => 0,
+           'optionalKeys' => 
+          array (
+          ),
+        )),
+      ),
+    ),
     'SELECT adaid FROM ada LIMIT 1 OFFSET 1' => 
     array (
       'error' => NULL,
@@ -1070,6 +1172,47 @@
         )),
       ),
     ),
+    'SELECT adaid FROM ada LIMIT 1 OFFSET 1 FOR UPDATE' => 
+    array (
+      'error' => NULL,
+      'result' => 
+      array (
+        1 => 
+        PHPStan\Type\Constant\ConstantArrayType::__set_state(array(
+           'keyType' => 
+          PHPStan\Type\Constant\ConstantStringType::__set_state(array(
+             'value' => 'adaid',
+             'isClassString' => false,
+          )),
+           'itemType' => 
+          PHPStan\Type\IntegerRangeType::__set_state(array(
+             'min' => 0,
+             'max' => 4294967295,
+          )),
+           'allArrays' => NULL,
+           'keyTypes' => 
+          array (
+            0 => 
+            PHPStan\Type\Constant\ConstantStringType::__set_state(array(
+               'value' => 'adaid',
+               'isClassString' => false,
+            )),
+          ),
+           'valueTypes' => 
+          array (
+            0 => 
+            PHPStan\Type\IntegerRangeType::__set_state(array(
+               'min' => 0,
+               'max' => 4294967295,
+            )),
+          ),
+           'nextAutoIndex' => 0,
+           'optionalKeys' => 
+          array (
+          ),
+        )),
+      ),
+    ),
     'SELECT adaid FROM ada WHERE adaid IN (\'1\')' => 
     array (
       'error' => NULL,
diff --git a/src/QueryReflection/QuerySimulation.php b/src/QueryReflection/QuerySimulation.php
index 639f58d69..cc9a27b57 100644
--- a/src/QueryReflection/QuerySimulation.php
+++ b/src/QueryReflection/QuerySimulation.php
@@ -112,17 +112,23 @@ public static function simulate(string $queryString): ?string
 
     private static function stripTraillingLimit(string $queryString): ?string
     {
+        // XXX someday we will use a proper SQL parser,
         $queryString = rtrim($queryString, ';');
 
+        // strip trailling FOR UPDATE/FOR SHARE
+        $queryString = preg_replace('/(.*)FOR (UPDATE|SHARE)\s*$/i', '$1', $queryString);
+
+        if (null === $queryString) {
+            throw new ShouldNotHappenException('Could not strip trailling FOR UPDATE/SHARE from query');
+        }
+
         // strip trailling OFFSET
         $queryString = preg_replace('/(.*)OFFSET\s+["\']?\d+["\']?\s*$/i', '$1', $queryString);
 
         if (null === $queryString) {
-            throw new ShouldNotHappenException('Could not strip trailing offset from query');
+            throw new ShouldNotHappenException('Could not strip trailing OFFSET from query');
         }
 
-        // XXX someday we will use a proper SQL parser,
-        // which would also allow us to support even more complex expressions like SELECT .. LIMIT X, Y FOR UPDATE
         return preg_replace('/\s*LIMIT\s+["\']?\d+["\']?\s*(,\s*["\']?\d*["\']?)?\s*$/i', '', $queryString);
     }
 }
diff --git a/tests/data/pdo.php b/tests/data/pdo.php
index d3535f7f5..f8998d85e 100644
--- a/tests/data/pdo.php
+++ b/tests/data/pdo.php
@@ -170,4 +170,15 @@ public function offsetAfterLimit(PDO $pdo, int $limit, int $offset)
         $stmt = $pdo->query($query, PDO::FETCH_ASSOC);
         assertType('PDOStatement<array{adaid: int<0, 4294967295>}>', $stmt);
     }
+
+    public function readlocks(PDO $pdo, int $limit, int $offset)
+    {
+        $query = 'SELECT adaid FROM ada LIMIT '.$limit.' OFFSET '.$offset.' FOR UPDATE';
+        $stmt = $pdo->query($query, PDO::FETCH_ASSOC);
+        assertType('PDOStatement<array{adaid: int<0, 4294967295>}>', $stmt);
+
+        $query = 'SELECT adaid FROM ada LIMIT '.$limit.' FOR SHARE';
+        $stmt = $pdo->query($query, PDO::FETCH_ASSOC);
+        assertType('PDOStatement<array{adaid: int<0, 4294967295>}>', $stmt);
+    }
 }
diff --git a/tests/data/syntax-error-in-prepared-statement.php b/tests/data/syntax-error-in-prepared-statement.php
index b66720baf..956d037aa 100644
--- a/tests/data/syntax-error-in-prepared-statement.php
+++ b/tests/data/syntax-error-in-prepared-statement.php
@@ -246,4 +246,40 @@ public function noErrorOnOffsetAfterLimit(Connection $connection, int $limit, in
             OFFSET :offset
         ', [':gesperrt' => 1, ':limit' => $limit, ':offset' => $offset]);
     }
+
+    public function noErrorOnLockedRead(Connection $connection, int $limit, int $offset)
+    {
+        $connection->preparedQuery('
+            SELECT email, adaid
+            FROM ada
+            WHERE gesperrt = ?
+            FOR UPDATE
+        ', [1]);
+
+        $connection->preparedQuery('
+            SELECT email, adaid
+            FROM ada
+            WHERE gesperrt = ?
+            LIMIT        ?
+            FOR UPDATE
+        ', [1, $limit]);
+
+        $connection->preparedQuery('
+            SELECT email, adaid
+            FROM ada
+            WHERE gesperrt = ?
+            LIMIT        ?
+            OFFSET ?
+            FOR UPDATE
+        ', [1, $limit, $offset]);
+
+        $connection->preparedQuery('
+            SELECT email, adaid
+            FROM ada
+            WHERE gesperrt = :gesperrt
+            LIMIT        :limit
+            OFFSET :offset
+            FOR SHARE
+        ', [':gesperrt' => 1, ':limit' => $limit, ':offset' => $offset]);
+    }
 }