diff --git a/README.md b/README.md
index 8918d86..ad57108 100644
--- a/README.md
+++ b/README.md
@@ -15,7 +15,7 @@ library    | lastest version | category | description
 **stb_textedit.h** | 1.5 | UI | guts of a text editor for games etc implementing them from scratch
 **stb_dxt.h** | 1.04 | 3D graphics | Fabian "ryg" Giesen's real-time DXT compressor
 **stb_perlin.h** | 0.2 | 3D graphics | revised Perlin noise (3D input, 1D output)
-**stb_tilemap_editor.h** | 0.30 | games | embeddable tilemap editor
+**stb_tilemap_editor.h** | 0.31 | games | embeddable tilemap editor
 **stb_herringbone_wang_tile.h** | 0.6 | games | herringbone Wang tile map generator
 **stb_c_lexer.h** | 0.06 | parsing | simplify writing parsers for C-like languages
 **stb_divide.h** | 0.91 | math | more useful 32-bit modulus e.g. "euclidean divide"
@@ -82,6 +82,3 @@ for other people to use them from other languages.
 
 I still use MSVC 6 (1998) as my IDE because it has better human factors
 for me than later versions of MSVC.
-
-
-
diff --git a/stb_tilemap_editor.h b/stb_tilemap_editor.h
index 0a8339b..bfa0d11 100644
--- a/stb_tilemap_editor.h
+++ b/stb_tilemap_editor.h
@@ -1,4 +1,4 @@
-// stb_tilemap_editor.h - v0.30 - Sean Barrett - http://nothings.org/stb
+// stb_tilemap_editor.h - v0.31 - Sean Barrett - http://nothings.org/stb
 // placed in the public domain - not copyrighted - first released 2014-09
 //
 // Embeddable tilemap editor for C/C++
@@ -275,6 +275,9 @@
 //   either approach allows cut&pasting between levels.)
 //
 // REVISION HISTORY
+//   0.31  layername button changes
+//          - layername buttons grow with the layer panel
+//          - fix stbte_create_map being declared as stbte_create
 //   0.30  properties release
 //          - properties panel for editing user-defined "object" properties
 //          - can link each tile to one other tile
@@ -296,11 +299,11 @@
 //   Support STBTE_HITTEST_TILE above
 //  ?Cancel drags by clicking other button? - may be fixed
 //   Finish support for toolbar at side
-//   Layer name buttons grow to fill box
 //
 // CREDITS
 //
 //   Written by Sean Barrett, September & October 2014.
+//   Contributions from Josh Huelsman, January 2015.
 //
 // LICENSE
 //