diff --git a/debian/changelog b/debian/changelog
index 42274e3..5bc5a69 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+libosmpbf-dev (1.2.0) maverick; urgency=low
+
+  * Version number change to reflect official new version
+
+ -- Jochen Topf <jochen@topf.org>  Wed, 19 Oct 2011 09:29:37 +0100
+
 libosmpbf-dev (1.1.1j2) maverick; urgency=low
 
   * Add manpage for osmpbf-outline tool
diff --git a/include/osmpbf/osmpbf.h b/include/osmpbf/osmpbf.h
index ce6a7b1..59751fd 100644
--- a/include/osmpbf/osmpbf.h
+++ b/include/osmpbf/osmpbf.h
@@ -10,7 +10,7 @@
 namespace OSMPBF {
 
     // library version
-    const char *version = "1.1.1j1";
+    const char* version = "1.2.0";
 
     // the maximum size of a blob header in bytes
     const int max_blob_header_size = 64 * 1024; // 64 kB