diff --git a/modules/swagger-codegen/src/main/resources/Ada/client-body.mustache b/modules/swagger-codegen/src/main/resources/Ada/client-body.mustache
index bd2632e1d6e..87531d73180 100644
--- a/modules/swagger-codegen/src/main/resources/Ada/client-body.mustache
+++ b/modules/swagger-codegen/src/main/resources/Ada/client-body.mustache
@@ -24,7 +24,7 @@ package body {{package}}.Clients is
                           {{/hasMore}}{{/produces}}));{{/hasProduces}}{{#hasBodyParam}}
       Client.Initialize (Req, ({{#hasConsumes}}{{#consumes}}{{#vendorExtensions.x-has-uniq-consumes}}1 -> {{/vendorExtensions.x-has-uniq-consumes}}Swagger.Clients.{{adaMediaType}}{{#hasMore}},
                                {{/hasMore}}{{/consumes}}{{/hasConsumes}}{{^hasConsumes}}1 => Swagger.Clients.APPLICATION_JSON{{/hasConsumes}}));{{#bodyParams}}{{#vendorExtensions.x-is-model-type}}
-      {{package}}.Models.Serialize (Req.Stream, "{{baseName}}", {{paramName}});{{/vendorExtensions.x-is-model-type}}{{^vendorExtensions.x-is-model-type}}{{#isFile}}
+      {{package}}.Models.Serialize (Req.Stream, "", {{paramName}});{{/vendorExtensions.x-is-model-type}}{{^vendorExtensions.x-is-model-type}}{{#isFile}}
       --  TODO: Serialize (Req.Stream, "{{basename}}", {{paramName}});{{/isFile}}{{^isFile}}{{^isLong}}
       Req.Stream.Write_Entity ("{{baseName}}", {{paramName}});{{/isLong}}{{#isLong}}
       Serialize (Req.Stream, "{{baseName}}", {{paramName}});{{/isLong}}{{/isFile}}{{/vendorExtensions.x-is-model-type}}{{/bodyParams}}{{/hasBodyParam}}{{#hasFormParams}}
diff --git a/samples/client/petstore/ada/.swagger-codegen/VERSION b/samples/client/petstore/ada/.swagger-codegen/VERSION
index f9f7450d135..a6254504e40 100644
--- a/samples/client/petstore/ada/.swagger-codegen/VERSION
+++ b/samples/client/petstore/ada/.swagger-codegen/VERSION
@@ -1 +1 @@
-2.3.0-SNAPSHOT
\ No newline at end of file
+2.3.1
\ No newline at end of file
diff --git a/samples/client/petstore/ada/src/client/samples-petstore-clients.adb b/samples/client/petstore/ada/src/client/samples-petstore-clients.adb
index c9fba09ea69..e1e43f722b7 100644
--- a/samples/client/petstore/ada/src/client/samples-petstore-clients.adb
+++ b/samples/client/petstore/ada/src/client/samples-petstore-clients.adb
@@ -4,7 +4,7 @@
 --  OpenAPI spec version: 1.0.0
 --  Contact: apiteam@swagger.io
 --
---  NOTE: This package is auto generated by the swagger code generator 2.3.0-SNAPSHOT.
+--  NOTE: This package is auto generated by the swagger code generator 2.3.1.
 --  https://github.com/swagger-api/swagger-codegen.git
 --  Do not edit the class manually.
 with Swagger.Streams;
@@ -21,7 +21,7 @@ package body Samples.Petstore.Clients is
                           Swagger.Clients.APPLICATION_JSON));
       Client.Initialize (Req, (Swagger.Clients.APPLICATION_JSON,
                                Swagger.Clients.APPLICATION_XML));
-      Samples.Petstore.Models.Serialize (Req.Stream, "body", P_Body);
+      Samples.Petstore.Models.Serialize (Req.Stream, "", P_Body);
 
       URI.Set_Path ("/pet");
       Client.Call (Swagger.Clients.POST, URI, Req);
@@ -107,7 +107,7 @@ package body Samples.Petstore.Clients is
                           Swagger.Clients.APPLICATION_JSON));
       Client.Initialize (Req, (Swagger.Clients.APPLICATION_JSON,
                                Swagger.Clients.APPLICATION_XML));
-      Samples.Petstore.Models.Serialize (Req.Stream, "body", P_Body);
+      Samples.Petstore.Models.Serialize (Req.Stream, "", P_Body);
 
       URI.Set_Path ("/pet");
       Client.Call (Swagger.Clients.PUT, URI, Req);
@@ -215,7 +215,7 @@ package body Samples.Petstore.Clients is
       Client.Set_Accept ((Swagger.Clients.APPLICATION_XML,
                           Swagger.Clients.APPLICATION_JSON));
       Client.Initialize (Req, (1 => Swagger.Clients.APPLICATION_JSON));
-      Samples.Petstore.Models.Serialize (Req.Stream, "body", P_Body);
+      Samples.Petstore.Models.Serialize (Req.Stream, "", P_Body);
 
       URI.Set_Path ("/store/order");
       Client.Call (Swagger.Clients.POST, URI, Req, Reply);
@@ -233,7 +233,7 @@ package body Samples.Petstore.Clients is
       Client.Set_Accept ((Swagger.Clients.APPLICATION_XML,
                           Swagger.Clients.APPLICATION_JSON));
       Client.Initialize (Req, (1 => Swagger.Clients.APPLICATION_JSON));
-      Samples.Petstore.Models.Serialize (Req.Stream, "body", P_Body);
+      Samples.Petstore.Models.Serialize (Req.Stream, "", P_Body);
 
       URI.Set_Path ("/user");
       Client.Call (Swagger.Clients.POST, URI, Req);
@@ -249,7 +249,7 @@ package body Samples.Petstore.Clients is
       Client.Set_Accept ((Swagger.Clients.APPLICATION_XML,
                           Swagger.Clients.APPLICATION_JSON));
       Client.Initialize (Req, (1 => Swagger.Clients.APPLICATION_JSON));
-      Samples.Petstore.Models.Serialize (Req.Stream, "body", P_Body);
+      Samples.Petstore.Models.Serialize (Req.Stream, "", P_Body);
 
       URI.Set_Path ("/user/createWithArray");
       Client.Call (Swagger.Clients.POST, URI, Req);
@@ -265,7 +265,7 @@ package body Samples.Petstore.Clients is
       Client.Set_Accept ((Swagger.Clients.APPLICATION_XML,
                           Swagger.Clients.APPLICATION_JSON));
       Client.Initialize (Req, (1 => Swagger.Clients.APPLICATION_JSON));
-      Samples.Petstore.Models.Serialize (Req.Stream, "body", P_Body);
+      Samples.Petstore.Models.Serialize (Req.Stream, "", P_Body);
 
       URI.Set_Path ("/user/createWithList");
       Client.Call (Swagger.Clients.POST, URI, Req);
@@ -346,7 +346,7 @@ package body Samples.Petstore.Clients is
       Client.Set_Accept ((Swagger.Clients.APPLICATION_XML,
                           Swagger.Clients.APPLICATION_JSON));
       Client.Initialize (Req, (1 => Swagger.Clients.APPLICATION_JSON));
-      Samples.Petstore.Models.Serialize (Req.Stream, "body", P_Body);
+      Samples.Petstore.Models.Serialize (Req.Stream, "", P_Body);
 
       URI.Set_Path ("/user/{username}");
       URI.Set_Path_Param ("username", Username);
diff --git a/samples/client/petstore/ada/src/client/samples-petstore-clients.ads b/samples/client/petstore/ada/src/client/samples-petstore-clients.ads
index 5821707ea0c..2a944ec5233 100644
--- a/samples/client/petstore/ada/src/client/samples-petstore-clients.ads
+++ b/samples/client/petstore/ada/src/client/samples-petstore-clients.ads
@@ -4,7 +4,7 @@
 --  OpenAPI spec version: 1.0.0
 --  Contact: apiteam@swagger.io
 --
---  NOTE: This package is auto generated by the swagger code generator 2.3.0-SNAPSHOT.
+--  NOTE: This package is auto generated by the swagger code generator 2.3.1.
 --  https://github.com/swagger-api/swagger-codegen.git
 --  Do not edit the class manually.
 with Samples.Petstore.Models;
diff --git a/samples/client/petstore/ada/src/model/samples-petstore-models.adb b/samples/client/petstore/ada/src/model/samples-petstore-models.adb
index 542b67a2fd9..5264bcdf35c 100644
--- a/samples/client/petstore/ada/src/model/samples-petstore-models.adb
+++ b/samples/client/petstore/ada/src/model/samples-petstore-models.adb
@@ -4,7 +4,7 @@
 --  OpenAPI spec version: 1.0.0
 --  Contact: apiteam@swagger.io
 --
---  NOTE: This package is auto generated by the swagger code generator 2.3.0-SNAPSHOT.
+--  NOTE: This package is auto generated by the swagger code generator 2.3.1.
 --  https://github.com/swagger-api/swagger-codegen.git
 --  Do not edit the class manually.
 
diff --git a/samples/client/petstore/ada/src/model/samples-petstore-models.ads b/samples/client/petstore/ada/src/model/samples-petstore-models.ads
index 9a5759d85e4..252feb95277 100644
--- a/samples/client/petstore/ada/src/model/samples-petstore-models.ads
+++ b/samples/client/petstore/ada/src/model/samples-petstore-models.ads
@@ -4,7 +4,7 @@
 --  OpenAPI spec version: 1.0.0
 --  Contact: apiteam@swagger.io
 --
---  NOTE: This package is auto generated by the swagger code generator 2.3.0-SNAPSHOT.
+--  NOTE: This package is auto generated by the swagger code generator 2.3.1.
 --  https://github.com/swagger-api/swagger-codegen.git
 --  Do not edit the class manually.
 with Swagger.Streams;