diff --git a/functional/iak-idevid-register-with-certificates/main.fmf b/functional/iak-idevid-register-with-certificates/main.fmf
index b27fdf4d..82d96aca 100644
--- a/functional/iak-idevid-register-with-certificates/main.fmf
+++ b/functional/iak-idevid-register-with-certificates/main.fmf
@@ -11,7 +11,7 @@ framework: beakerlib
 require:
   - yum
   - tpm2-tools 
-  - xxd
+  - /usr/bin/xxd
 recommend:
   - keylime
   - tpm2-openssl