diff --git a/heimdall/src/cfg/mod.rs b/heimdall/src/cfg/mod.rs
index a7e48849..2a909afb 100644
--- a/heimdall/src/cfg/mod.rs
+++ b/heimdall/src/cfg/mod.rs
@@ -384,7 +384,7 @@ impl CFGBuilder where {
         self
     }
 
-    /// Whether to skip resolving function selectors.
+    /// The format to additionally generate to. (e.g. svg, png, pdf)
     #[allow(dead_code)]
     pub fn format(mut self, format: String) -> CFGBuilder {
         self.args.format = format;