1 files changed, 8 insertions, 1 deletions
diff --git a/src/exchange/taler-exchange-httpd_keystate.h b/src/exchange/taler-exchange-httpd_keystate.h
index e197e7acc..6f5d338cb 100644
--- a/src/exchange/taler-exchange-httpd_keystate.h
+++ b/src/exchange/taler-exchange-httpd_keystate.h
@@ -109,7 +109,14 @@ enum TEH_KS_DenominationKeyUse {
   /**
    * The key is to be used for a /payback operation.
    */
-  TEH_KS_DKU_PAYBACK
+  TEH_KS_DKU_PAYBACK,
+
+  /**
+   * The key is to be used for a /refresh/payback operation,
+   * i.e. it is an old coin that regained value from a 
+   * payback on a new coin derived from the old coin.
+   */
+  TEH_KS_DKU_ZOMBIE
 
 };