diff --git a/src/guidelines/apps/M-MIMALLOC-APPS.md b/src/guidelines/apps/M-MIMALLOC-APPS.md
index 9f9ef0e..579786c 100644
--- a/src/guidelines/apps/M-MIMALLOC-APPS.md
+++ b/src/guidelines/apps/M-MIMALLOC-APPS.md
@@ -12,7 +12,7 @@ Changing the allocator only takes a few lines of code. Add mimalloc to your `Car
 
 ```toml
 [dependencies]
-mimalloc = { version = "0.1" } # Or later version if available
+mimalloc = { version = "0.1", features = ["v3"] } # Or later version if available
 ```
 
 Then use it from your `main.rs`: