diff --git a/core/src/main/java/com/google/bitcoin/script/Script.java b/core/src/main/java/com/google/bitcoin/script/Script.java
index af727e74896..bd42808e073 100644
--- a/core/src/main/java/com/google/bitcoin/script/Script.java
+++ b/core/src/main/java/com/google/bitcoin/script/Script.java
@@ -1175,7 +1175,9 @@ private static void executeCheckSig(Transaction txContainingThis, int index, Scr
         } catch (Exception e1) {
             // There is (at least) one exception that could be hit here (EOFException, if the sig is too short)
             // Because I can't verify there aren't more, we use a very generic Exception catch
-            log.warn(e1.toString());
+            log.warn("Signature checking failed! {}", e1.toString());
+            // Don't dump a stack trace here because we sometimes expect this to fail inside
+            // LocalTransactionSigner.signInputs().
         }
 
         if (opcode == OP_CHECKSIG)