1 files changed, 4 insertions, 5 deletions

diff --git a/src/sensor/sensor_util_lib_crypto.c b/src/sensor/sensor_util_lib_crypto.c
index e097ed3ae..bf271e792 100644
--- a/src/sensor/sensor_util_lib_crypto.c
+++ b/src/sensor/sensor_util_lib_crypto.c
@@ -257,7 +257,6 @@ GNUNET_SENSOR_crypto_pow_sign (void *msg, size_t msg_size,
  * @param block The block received and needs to be verified
  * @param matching_bits Number of leading zeros in the hash used to verify pow
  * @param public_key Public key of the peer that sent this block
- * @param purpose Expected signing purpose
  * @param payload Where to store the pointer to the payload
  * @return Size of the payload
  */
@@ -265,8 +264,7 @@ size_t
 GNUNET_SENSOR_crypto_verify_pow_sign (struct GNUNET_SENSOR_crypto_pow_block *
                                       block, int matching_bits,
                                       struct GNUNET_CRYPTO_EddsaPublicKey *
-                                      public_key, uint32_t purpose,
-                                      void **payload)
+                                      public_key, void **payload)
 {
   /* Check public key */
   if (0 !=
@@ -278,8 +276,9 @@ GNUNET_SENSOR_crypto_verify_pow_sign (struct GNUNET_SENSOR_crypto_pow_block *
   }
   /* Check signature */
   if (GNUNET_OK !=
-      GNUNET_CRYPTO_eddsa_verify (purpose, &block->purpose, &block->signature,
-                                  public_key))
+      GNUNET_CRYPTO_eddsa_verify
+      (GNUNET_SIGNATURE_PURPOSE_SENSOR_ANOMALY_REPORT, &block->purpose,
+       &block->signature, public_key))
   {
     LOG (GNUNET_ERROR_TYPE_WARNING, "Invalid signature.\n");
     return 0;