diff --git a/README.md b/README.md
index 71840ab..66ecc88 100644
--- a/README.md
+++ b/README.md
@@ -18,7 +18,7 @@
 ## Installation
 
 **Dependencies:**
-* python 3 (written and tested with 3.5) 
+* python 3 (written and tested with 3.7)
 * ctypes 
 * typing (for type annotations)