diff --git a/Source/Modules/csharp.cxx b/Source/Modules/csharp.cxx
index a8792f7ea..154fadac5 100644
--- a/Source/Modules/csharp.cxx
+++ b/Source/Modules/csharp.cxx
@@ -403,7 +403,6 @@ public:
 
     if (directorsEnabled()) {
       Printf(f_runtime, "#define SWIG_DIRECTORS\n");
-      Printf(f_runtime, "#include <assert.h>\n");
 
       /* Emit initial director header and director code: */
       Swig_banner(f_directors_h);
@@ -3936,12 +3935,7 @@ public:
       }
       Delete(super_call);
     } else {
-      if (Getattr(n, "noexcept")) {
-        Printf(w->code, " //can't throw exception here\n");
-        Printf(w->code, " assert(0 && \"swig DirectorPureVirtualException %s::%s\");", SwigType_namestr(c_classname), SwigType_namestr(name));
-      } else {
-        Printf(w->code, " throw Swig::DirectorPureVirtualException(\"%s::%s\");\n", SwigType_namestr(c_classname), SwigType_namestr(name));
-      }
+      Printf(w->code, " throw Swig::DirectorPureVirtualException(\"%s::%s\");\n", SwigType_namestr(c_classname), SwigType_namestr(name));
     }
 
     if (!ignored_method)