diff --git a/.gersemirc b/.gersemirc
index 4d74cb215a..44ff8cc11c 100644
--- a/.gersemirc
+++ b/.gersemirc
@@ -1,7 +1,8 @@
 # yaml-language-server: $schema=https://raw.githubusercontent.com/BlankSpruce/gersemi/0.24.0/gersemi/configuration.schema.json
 
-# Needed for gersemi to detect custom functions and macros.
-definitions: ["./cmake"]
+# Gersemi doesn't support autodetection of macros/functions from other files or from the current one
+# and requires to explicitly list directories/cmake files that define them.
+definitions: ["./cmake", "./src"]
 disable_formatting: false
 extensions: []
 indent: 4