diff --git a/magnetar_mmm_parser/src/lib.rs b/magnetar_mmm_parser/src/lib.rs
index a862acc..9c859fa 100644
--- a/magnetar_mmm_parser/src/lib.rs
+++ b/magnetar_mmm_parser/src/lib.rs
@@ -1622,7 +1622,10 @@ impl Context {
             }
 
             input.extra.depth += 1;
-            func.parse(input)
+            func.parse(input).map(|mut v| {
+                v.0.extra.depth -= 1;
+                v
+            })
         }
     }