diff --git a/docs/installation/generic_dependencies.include b/docs/installation/generic_dependencies.include
index 56274a3f0..aebf21e7c 100644
--- a/docs/installation/generic_dependencies.include
+++ b/docs/installation/generic_dependencies.include
@@ -2,7 +2,7 @@
 
 * PostgreSQL >=9.6
 * Elixir >=1.11.0 <1.15
-* Erlang OTP >=22.2.0
+* Erlang OTP >=22.2.0 (supported: <27)
 * git
 * file / libmagic
 * gcc or clang