1 files changed, 18 insertions, 1 deletions
diff --git a/lib/sqlalchemy/dialects/postgresql/base.py b/lib/sqlalchemy/dialects/postgresql/base.py
index bf8812ae5..4f3e297ef 100644
--- a/lib/sqlalchemy/dialects/postgresql/base.py
+++ b/lib/sqlalchemy/dialects/postgresql/base.py
@@ -1410,7 +1410,6 @@ from ...types import SMALLINT
 from ...types import TEXT
 from ...types import VARCHAR
 
-
 IDX_USING = re.compile(r"^(?:btree|hash|gist|gin|[\w_]+)$", re.I)
 
 RESERVED_WORDS = set(
@@ -1751,6 +1750,24 @@ class UUID(sqltypes.TypeEngine):
         else:
             return None
 
+    def literal_processor(self, dialect):
+        if self.as_uuid:
+
+            def process(value):
+                if value is not None:
+                    value = "'%s'::UUID" % value
+                return value
+
+            return process
+        else:
+
+            def process(value):
+                if value is not None:
+                    value = "'%s'" % value
+                return value
+
+            return process
+
 
 PGUuid = UUID