diff --git a/src/LinkedList.ts b/src/LinkedList.ts
index 6de7f92..b6d41e4 100644
--- a/src/LinkedList.ts
+++ b/src/LinkedList.ts
@@ -48,8 +48,10 @@ export class LinkedListStatic {
     /**
      * Create a LinkedList with the elements you give.
      */
-    of<T>(elt:T,...elts:T[]): ConsLinkedList<T> {
-        return new ConsLinkedList(elt, LinkedList.ofIterable(elts));
+    of<T>(elt: T, ...elts:T[]): ConsLinkedList<T>;
+    of<T>(...elts:T[]): LinkedList<T>;
+    of<T>(...elts:T[]): LinkedList<T> {
+        return LinkedList.ofIterable(elts);
     }
 
     /**
diff --git a/src/Stream.ts b/src/Stream.ts
index 756f962..a90eb7f 100644
--- a/src/Stream.ts
+++ b/src/Stream.ts
@@ -54,8 +54,10 @@ export class StreamStatic {
     /**
      * Create a Stream with the elements you give.
      */
-    of<T>(elt: T, ...elts:T[]): ConsStream<T> {
-        return new ConsStream(elt, Lazy.of(()=>Stream.ofIterable(elts)));
+    of<T>(elt:T, ...elts:T[]): ConsStream<T>;
+    of<T>(...elts:T[]): Stream<T>;
+    of<T>(...elts:T[]): Stream<T> {
+        return Stream.ofIterable(elts);
     }
 
     /**
diff --git a/tests/Seq.ts b/tests/Seq.ts
index 0f49b42..ce232ea 100644
--- a/tests/Seq.ts
+++ b/tests/Seq.ts
@@ -24,6 +24,8 @@ export function runTests(seqName: string,
     const nonEmptySeqName = nonEmptySeqName_ || seqName;
     CollectionTest.runTests(seqName, of, empty);
     describe(seqName + " creation", () => {
+        it("handles of() without parameters ok", () => assert.deepEqual(
+            [], of().toArray()));
         it("creates from a JS array", () => assert.deepEqual(
             ["a","b", "c"],
             ofIterable<string>(["a","b","c"]).toArray()));