diff --git a/apidef/oas/middleware.go b/apidef/oas/middleware.go
index 11b532f7e14..ccc4871a050 100644
--- a/apidef/oas/middleware.go
+++ b/apidef/oas/middleware.go
@@ -414,6 +414,7 @@ func (g *Global) extractResponsePluginsTo(api *apidef.APIDefinition) {
 	if g.ResponsePlugins != nil {
 		api.CustomMiddleware.Response = make([]apidef.MiddlewareDefinition, len(g.ResponsePlugins))
 		g.ResponsePlugins.ExtractTo(api.CustomMiddleware.Response)
+		return
 	}
 
 	if g.ResponsePlugin == nil {
diff --git a/apidef/oas/middleware_test.go b/apidef/oas/middleware_test.go
index e843266ff71..96578b53359 100644
--- a/apidef/oas/middleware_test.go
+++ b/apidef/oas/middleware_test.go
@@ -29,6 +29,7 @@ func TestMiddleware(t *testing.T) {
 				Path:         "/path",
 			},
 		}
+
 		var pluginMW = Middleware{
 			Global: &Global{
 				PrePlugin: &PrePlugin{
@@ -71,6 +72,61 @@ func TestMiddleware(t *testing.T) {
 		}
 		assert.Equal(t, expectedMW, resultMiddleware)
 	})
+
+	t.Run("response plugins", func(t *testing.T) {
+		customPlugins := CustomPlugins{
+			CustomPlugin{
+				Enabled:      true,
+				FunctionName: "func1",
+				Path:         "/path1",
+			},
+		}
+
+		responsePlugins := CustomPlugins{
+			CustomPlugin{
+				Enabled:      true,
+				FunctionName: "func2",
+				Path:         "/path2",
+			},
+			CustomPlugin{
+				Enabled:      true,
+				FunctionName: "func3",
+				Path:         "/path3",
+			},
+		}
+
+		var pluginMW = Middleware{
+			Global: &Global{
+				ResponsePlugin: &ResponsePlugin{
+					Plugins: customPlugins,
+				},
+				ResponsePlugins: responsePlugins,
+			},
+		}
+
+		var convertedAPI apidef.APIDefinition
+		convertedAPI.SetDisabledFlags()
+
+		pluginMW.ExtractTo(&convertedAPI)
+
+		// regression  https://tyktech.atlassian.net/browse/TT-12762
+		assert.Equal(t, len(responsePlugins), len(convertedAPI.CustomMiddleware.Response))
+
+		var resultMiddleware = Middleware{
+			Global: &Global{
+				ResponsePlugin: &ResponsePlugin{},
+			},
+		}
+		resultMiddleware.Fill(convertedAPI)
+
+		expectedMW := Middleware{
+			Global: &Global{
+				ResponsePlugins: responsePlugins,
+			},
+		}
+
+		assert.Equal(t, expectedMW, resultMiddleware)
+	})
 }
 
 func TestGlobal(t *testing.T) {
diff --git a/main b/main
new file mode 100755
index 00000000000..fc29789e6a4
Binary files /dev/null and b/main differ