diff --git a/README.md b/README.md
index 6c795cc..d425315 100644
--- a/README.md
+++ b/README.md
@@ -10,8 +10,8 @@ The documentation is far from complete, sorry.
 ## Dependencies
 
  * Tested OS: Linux
- * C++ compiler (tested: gcc 6.4, 7.3)
- * [cmake](https://cmake.org/) (tested: 3.9)
+ * C++ compiler (tested: gcc 6.3, 7.3)
+ * [cmake](https://cmake.org/) (tested: 3.9 / 3.11)
  * [boost](http://www.boost.org/) (tested: 1.65 / 1.62)
  * [curlpp](http://www.curlpp.org/) (tested: 0.8 / 0.7)
  * [mastodon-cpp](https://schlomp.space/tastytea/mastodon-cpp) (at least: 0.12.0)