diff --git a/src/block.rs b/src/block.rs
index fb23de3..583ef06 100644
--- a/src/block.rs
+++ b/src/block.rs
@@ -216,7 +216,11 @@ fn litstr_to_ident(l: &LitStr) -> syn::Ident {
         })
         .collect();
 
-    id = id.replace("__", "_").trim_end_matches('_').to_string();
+    while id.contains("__") {
+        id = id.replace("__", "_");
+    }
+
+    id = id.trim_end_matches('_').to_string();
 
     syn::Ident::new(&id, l.span())
 }