diff --git a/rx.js/rx.binding.d.ts b/rx.js/rx.binding.d.ts
index 4d165a637..cf3744c4e 100644
--- a/rx.js/rx.binding.d.ts
+++ b/rx.js/rx.binding.d.ts
@@ -1,4 +1,4 @@
-// Type definitions for RxJS-Binding v2.2.18
+// Type definitions for RxJS-Binding v2.2.20
 // Project: http://rx.codeplex.com/
 // Definitions by: Carl de Billy <http://carl.debilly.net/>
 // Definitions by: Igor Oleinikov <https://github.com/Igorbek>
diff --git a/rx.js/rx.coincidence.d.ts b/rx.js/rx.coincidence.d.ts
index 02883ff54..bf9841b41 100644
--- a/rx.js/rx.coincidence.d.ts
+++ b/rx.js/rx.coincidence.d.ts
@@ -1,4 +1,4 @@
-// Type definitions for RxJS-Coincidence package
+// Type definitions for RxJS-Coincidence v2.2.20
 // Project: http://rx.codeplex.com/
 // Definitions by: Carl de Billy <http://carl.debilly.net/>
 // Definitions by: Igor Oleinikov <https://github.com/Igorbek>
diff --git a/rx.js/rx.joinpatterns.d.ts b/rx.js/rx.joinpatterns.d.ts
index a1ec9f952..bc1ee2e32 100644
--- a/rx.js/rx.joinpatterns.d.ts
+++ b/rx.js/rx.joinpatterns.d.ts
@@ -1,4 +1,4 @@
-// Type definitions for RxJS-Join package
+// Type definitions for RxJS-Join v2.2.20
 // Project: http://rx.codeplex.com/
 // Definitions by: Igor Oleinikov <https://github.com/Igorbek>
 // Definitions: https://github.com/borisyankov/DefinitelyTyped
diff --git a/rx.js/rx.lite.d.ts b/rx.js/rx.lite.d.ts
index e2640e9eb..e01b7e34b 100644
--- a/rx.js/rx.lite.d.ts
+++ b/rx.js/rx.lite.d.ts
@@ -1,4 +1,4 @@
-// Type definitions for RxJS-Lite v2.2.18
+// Type definitions for RxJS-Lite v2.2.20
 // Project: http://rx.codeplex.com/
 // Definitions by: gsino <http://www.codeplex.com/site/users/view/gsino>
 // Definitions by: Igor Oleinikov <https://github.com/Igorbek>
diff --git a/rx.js/rx.testing.d.ts b/rx.js/rx.testing.d.ts
index f03b2de08..082fdba59 100644
--- a/rx.js/rx.testing.d.ts
+++ b/rx.js/rx.testing.d.ts
@@ -1,4 +1,4 @@
-// Type definitions for RxJS-Testing
+// Type definitions for RxJS-Testing v2.2.20
 // Project: https://github.com/Reactive-Extensions/RxJS/
 // Definitions by: Igor Oleinikov <https://github.com/Igorbek>
 // Definitions: https://github.com/borisyankov/DefinitelyTyped
diff --git a/rx.js/rx.time.d.ts b/rx.js/rx.time.d.ts
index 10290bfe8..18cccd4d3 100644
--- a/rx.js/rx.time.d.ts
+++ b/rx.js/rx.time.d.ts
@@ -1,4 +1,4 @@
-// Type definitions for RxJS-Time v2.2.18
+// Type definitions for RxJS-Time v2.2.20
 // Project: http://rx.codeplex.com/
 // Definitions by: Carl de Billy <http://carl.debilly.net/>
 // Definitions by: Igor Oleinikov <https://github.com/Igorbek>
diff --git a/rx.js/rx.virtualtime.d.ts b/rx.js/rx.virtualtime.d.ts
index c57cbd664..bba46a761 100644
--- a/rx.js/rx.virtualtime.d.ts
+++ b/rx.js/rx.virtualtime.d.ts
@@ -1,4 +1,4 @@
-// Type definitions for RxJS-VirtualTime package 2.2.18
+// Type definitions for RxJS-VirtualTime v2.2.20
 // Project: http://rx.codeplex.com/
 // Definitions by: gsino <http://www.codeplex.com/site/users/view/gsino>
 // Definitions by: Igor Oleinikov <https://github.com/Igorbek>