diff --git a/justfile b/justfile
index cb5ae1a..1caa6f9 100644
--- a/justfile
+++ b/justfile
@@ -12,11 +12,11 @@
 
 # Format the code
 fmt:
-    cargo fmt --all
+    cargo +nightly fmt --all
 
 # Check the formatting of the code but don't actually format it
 fmt-check:
-    cargo fmt --all --check
+    cargo +nightly fmt --all --check
 
 # Lint the code
 lint: fmt-check