1 files changed, 3 insertions, 2 deletions
diff --git a/src/coins.h b/src/coins.h
index feb441fd6a..816b4864a3 100644
--- a/src/coins.h
+++ b/src/coins.h
@@ -20,8 +20,6 @@
 #include <functional>
 #include <unordered_map>
 
-class ChainstateManager;
-
 /**
  * A UTXO entry.
  *
@@ -75,6 +73,9 @@ public:
         ::Unserialize(s, Using<TxOutCompression>(out));
     }
 
+    /** Either this coin never existed (see e.g. coinEmpty in coins.cpp), or it
+      * did exist and has been spent.
+      */
     bool IsSpent() const {
         return out.IsNull();
     }