diff --git a/src/include/taler_crypto_lib.h b/src/include/taler_crypto_lib.h
index 35a6bd6da..f5e4ab627 100644
--- a/src/include/taler_crypto_lib.h
+++ b/src/include/taler_crypto_lib.h
@@ -1239,7 +1239,7 @@ struct TALER_AgeMask
 /**
  * @brief Age commitment of a coin.
  */
-struct TALER_AgeCommitmentHash
+struct TALER_AgeCommitmentHashP
 {
   /**
    * The commitment is a SHA-256 hash code.
diff --git a/src/include/taler_exchangedb_plugin.h b/src/include/taler_exchangedb_plugin.h
index bd16bf57d..2e9ac73e3 100644
--- a/src/include/taler_exchangedb_plugin.h
+++ b/src/include/taler_exchangedb_plugin.h
@@ -1879,7 +1879,7 @@ struct TALER_EXCHANGEDB_MeltListEntry
    * applicable to the denomination.  May be all zeroes if no age restriction
    * applies.
    */
-  struct TALER_AgeCommitmentHash h_age_commitment;
+  struct TALER_AgeCommitmentHashP h_age_commitment;
 
   /**
    * true, if no h_age_commitment is applicable