diff --git a/ConflictSet.cpp b/ConflictSet.cpp
index 193b9f0..1b5911b 100644
--- a/ConflictSet.cpp
+++ b/ConflictSet.cpp
@@ -5999,8 +5999,8 @@ int64_t getNodeSize(struct Node *n) {
     return sizeof(Node48);
   case Type_Node256:
     return sizeof(Node256);
-  default:   // GCOVR_EXCL_LINE
-    abort(); // GCOVR_EXCL_LINE
+  default:
+    abort();
   }
 }