diff --git a/src/bindgen/cdecl.rs b/src/bindgen/cdecl.rs
index 90d58d8c..b5049516 100644
--- a/src/bindgen/cdecl.rs
+++ b/src/bindgen/cdecl.rs
@@ -337,7 +337,6 @@ impl CDecl {
                             out.write(")");
                         }
                     }
-                    // is_functors = false;
 
                     out.write("(");
                     if args.is_empty() && config.language == Language::C {
@@ -408,6 +407,7 @@ impl CDecl {
                             write!(out, " {}", ident);
                         }
                     }
+                    is_functors = false;
 
                     last_was_pointer = true;
                 }
diff --git a/tests/expectations/cdecl.d b/tests/expectations/cdecl.d
index 86185cbe..e6c82c2d 100644
--- a/tests/expectations/cdecl.d
+++ b/tests/expectations/cdecl.d
@@ -34,7 +34,7 @@ alias P = void function(int named1st, bool, bool named3rd, int _);
 
 extern(C) {
 
-void  function() O() O;
+void  function() O();
 
 void root(A a, B b, C c, D d, E e, F f, G g, H h, I i, J j, K k, L l, M m, N n, P p);