diff --git a/tests/unit-tests/ca-module.t.cpp b/tests/unit-tests/ca-module.t.cpp
index 1dd39f4..27d417f 100644
--- a/tests/unit-tests/ca-module.t.cpp
+++ b/tests/unit-tests/ca-module.t.cpp
@@ -22,7 +22,7 @@
 #include "identity-challenge/challenge-module.hpp"
 #include "identity-challenge/challenge-email.hpp"
 #include "identity-challenge/challenge-pin.hpp"
-#include "detail/info-encoder.hpp"
+#include "protocol-detail/info-encoder.hpp"
 #include "requester.hpp"
 #include "test-common.hpp"