diff --git a/libafl_targets/src/sancov_pcguard.rs b/libafl_targets/src/sancov_pcguard.rs
index 23277a01c4..e27cc1abc0 100644
--- a/libafl_targets/src/sancov_pcguard.rs
+++ b/libafl_targets/src/sancov_pcguard.rs
@@ -13,6 +13,7 @@ use libafl::executors::{hooks::ExecutorHook, HasObservers};
     feature = "sancov_pcguard_edges",
     feature = "sancov_pcguard_hitcounts",
     feature = "sancov_ctx",
+    feature = "sancov_ngram4",
 ))]
 use crate::coverage::EDGES_MAP;
 use crate::coverage::MAX_EDGES_NUM;