diff --git a/src/libsimaka/simaka_crypto.h b/src/libsimaka/simaka_crypto.h
index 7909ce30b..f6ce8a832 100644
--- a/src/libsimaka/simaka_crypto.h
+++ b/src/libsimaka/simaka_crypto.h
@@ -23,6 +23,7 @@
 #define SIMAKA_CRYPTO_H_
 
 #include <library.h>
+#include <eap/eap.h>
 
 typedef struct simaka_crypto_t simaka_crypto_t;
 
@@ -108,8 +109,9 @@ struct simaka_crypto_t {
 /**
  * Create a simaka_crypto instance.
  *
+ * @param type	EAP type
  * @return		EAP-SIM/AKA crypto instance, NULL if algorithms missing
  */
-simaka_crypto_t *simaka_crypto_create();
+simaka_crypto_t *simaka_crypto_create(eap_type_t type);
 
 #endif /** SIMAKA_CRYPTO_H_ @}*/