dev headers

livelink · Jul 7, 2014 · fe451b3 · fe451b3
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commit fe451b3
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/README.md b/README.md
@@ -27,7 +27,7 @@ or (for MacPorts):
 
     sudo port install jpeg libpng tiff
 
-Next, you should [install libwebp](https://developers.google.com/speed/webp/docs/compiling) (if you didn't install it by `brew` in Mac OS). This gem is not support Windows systems (sorry).
+Next, you should [install libwebp](https://developers.google.com/speed/webp/docs/compiling) (if you didn't install it by `brew` in Mac OS or by `apt-get` in Ubuntu or Debian). Webp library version should be >= 0.3.0. This gem is not support Windows systems.
 
 ### Final part