diff --git a/src/dcast.d b/src/dcast.d
index 9863caa85862..e6f771e1300e 100644
--- a/src/dcast.d
+++ b/src/dcast.d
@@ -1633,7 +1633,7 @@ extern (C++) Expression castTo(Expression e, Scope* sc, Type t)
             }
 
         Lok:
-            result = new CastExp(e.loc, e, tob);
+            result = new CastExp(e.loc, e, t);
             result.type = t; // Don't call semantic()
             //printf("Returning: %s\n", result->toChars());
         }
diff --git a/test/compilable/test16570.d b/test/compilable/test16570.d
new file mode 100644
index 000000000000..20b848576055
--- /dev/null
+++ b/test/compilable/test16570.d
@@ -0,0 +1,8 @@
+static immutable int _a = 0;
+
+enum Regression
+{
+    a = _a,
+}
+
+static assert(is(typeof(Regression.a) == Regression));