diff --git a/spec/fixtures/unit/pops/loaders/loaders/mix_4x_and_3x_functions/user/lib/puppet/functions/user/caller_ws.rb b/spec/fixtures/unit/pops/loaders/loaders/mix_4x_and_3x_functions/user/lib/puppet/functions/user/caller_ws.rb
index 999a84cbd..8241c7e3c 100644
--- a/spec/fixtures/unit/pops/loaders/loaders/mix_4x_and_3x_functions/user/lib/puppet/functions/user/caller_ws.rb
+++ b/spec/fixtures/unit/pops/loaders/loaders/mix_4x_and_3x_functions/user/lib/puppet/functions/user/caller_ws.rb
@@ -1,12 +1,12 @@
 Puppet::Functions.create_function(:'user::caller_ws', Puppet::Functions::InternalFunction) do
   dispatch :caller_ws do
     scope_param
-    param 'String', 'value'
+    param 'String', :value
   end
 
   def caller_ws(scope, value)
     scope = scope.compiler.newscope(scope)
     scope['passed_in_scope'] = value
     call_function_with_scope(scope, 'callee_ws')
   end
 end