diff --git a/specification/resources/databases/models/advanced_config/pgbouncer_advanced_config.yml b/specification/resources/databases/models/advanced_config/pgbouncer_advanced_config.yml
index a7e4b882..b5ae4bac 100644
--- a/specification/resources/databases/models/advanced_config/pgbouncer_advanced_config.yml
+++ b/specification/resources/databases/models/advanced_config/pgbouncer_advanced_config.yml
@@ -75,4 +75,13 @@ properties:
     type: integer
     minimum: 0
     maximum: 86400
-    example: 3600
\ No newline at end of file
+    example: 3600
+  max_prepared_statements:
+    description: >-
+      Sets the protocol-level named prepared statements related to commands sent by the client
+      in transaction or statement pooling modes. When set to 0, prepared statements are disabled.
+    type: integer
+    minimum: 0
+    maximum: 3000
+    default: 100
+    example: 100
\ No newline at end of file