diff --git a/README.md b/README.md
index fbb6230..2bcd3a5 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,7 @@
 # snapsh
-Btrfs snapshot managing script
+Btrfs snapshot managing bash script
+
+###### Requirements:
+- `bash`
+- GNU `setopt` - part of GNU `coreutils`
+- `btrfs-progs`- Userspace programs for btrfs