diff --git a/zephyr/samples/Signatures/prj.conf b/zephyr/samples/Signatures/prj.conf
index c08569c01..1e0ef6749 100644
--- a/zephyr/samples/Signatures/prj.conf
+++ b/zephyr/samples/Signatures/prj.conf
@@ -4,7 +4,6 @@ CONFIG_LIBOQS=y
 
 # Enable all Signature algorithms that are disabled by default
 CONFIG_LIBOQS_ENABLE_SIG_DILITHIUM=y
-CONFIG_LIBOQS_ENABLE_SIG_MAYO_5=n
 
 CONFIG_PICOLIBC=y
 CONFIG_TEST_RANDOM_GENERATOR=y