diff --git a/CONVENTIONS.md b/CONVENTIONS.md
index 10d9c8644..1e909a3e8 100644
--- a/CONVENTIONS.md
+++ b/CONVENTIONS.md
@@ -159,4 +159,11 @@ GIT_END_DECL
 #endif
 ```
 
+## Inlined functions
+
+All inlined functions must be declared as:
+
+```C
+GIT_INLINE(result_type) git_modulename_functionname(arg_list);
+```