diff --git a/libafl_targets/src/libfuzzer/mod.rs b/libafl_targets/src/libfuzzer/mod.rs
index 234e59f42c..9ff5abca65 100644
--- a/libafl_targets/src/libfuzzer/mod.rs
+++ b/libafl_targets/src/libfuzzer/mod.rs
@@ -7,7 +7,9 @@ use alloc::{string::String, vec::Vec};
 mod mutators;
 pub use mutators::*;
 
+#[cfg(feature = "libfuzzer_oom")]
 mod observers;
+#[cfg(feature = "libfuzzer_oom")]
 pub use observers::*;
 
 extern "C" {