diff --git a/utils/runtime-fuzzer/src/gear_calls.rs b/utils/runtime-fuzzer/src/gear_calls.rs
index 7faf31ccdfb..7cefd33d5b6 100644
--- a/utils/runtime-fuzzer/src/gear_calls.rs
+++ b/utils/runtime-fuzzer/src/gear_calls.rs
@@ -434,8 +434,7 @@ fn config(programs: &[ProgramId], log_info: Option<String>) -> StandardGearWasmC
         programs
             .iter()
             .copied()
-            .filter(|&pid| pid != ProgramId::default())
-            .map(|pid| pid.into()),
+            .filter_map(|pid| (pid != ProgramId::default()).then_some(pid.into())),
     )
     .map(ActorKind::ExistingAddresses)
     .unwrap_or(ActorKind::Source);