diff --git a/lib/rspec_api_documentation/dsl/endpoint/params.rb b/lib/rspec_api_documentation/dsl/endpoint/params.rb
index 63d7d752..a5e07bf2 100644
--- a/lib/rspec_api_documentation/dsl/endpoint/params.rb
+++ b/lib/rspec_api_documentation/dsl/endpoint/params.rb
@@ -29,15 +29,18 @@ def extended
             p[:value] = SetParam.new(self, nil, p).value
             unless p[:value]
               cur = extra_params
-              [*p[:scope]].each { |scope| cur = cur && (cur[scope.to_sym] || cur[scope.to_s]) }
-
-              # When the current parameter is an array of objects, we use the
-              # first one for the value and add a scope indicator. The
-              # resulting parameter name looks like +props[pictures][][id]+
-              # this.
-              if cur.is_a?(Array) && cur.first.is_a?(Hash)
-                cur = cur.first
-                param[:scope] << ''
+
+              [*p[:scope]].each do |scope|
+                cur = cur && (cur[scope.to_sym] || cur[scope.to_s])
+
+                # When the current parameter is an array of objects, we use the
+                # first one for the value and add a scope indicator. The
+                # resulting parameter name looks like +props[pictures][][id]+
+                # this.
+                if cur.is_a?(Array) && cur.first.is_a?(Hash)
+                  cur = cur.first
+                  p[:scope] << ''
+                end
               end
 
               p[:value] = cur && (cur[p[:name].to_s] || cur[p[:name].to_sym])
@@ -49,7 +52,6 @@ def extended
       private
 
         attr_reader :extra_params
-
       end
     end
   end