diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 680d261af63..f0a3c064e1c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -205,7 +205,7 @@ jobs:
       - uses: actions-rs/cargo@v1
         with:
           command: install
-          args: cargo-nextest
+          args: cargo-nextest --locked
       - uses: actions-rs/cargo@v1
         with:
           command: nextest
diff --git a/massa-execution-worker/src/active_history.rs b/massa-execution-worker/src/active_history.rs
index 1b4c41ebb6b..021e8e8a97d 100644
--- a/massa-execution-worker/src/active_history.rs
+++ b/massa-execution-worker/src/active_history.rs
@@ -250,7 +250,7 @@ impl ActiveHistory {
             return SlotIndexPosition::Past; // too old
         }
         let index: usize = match slot.slots_since(first_slot, thread_count) {
-            Err(_) => return SlotIndexPosition::Future, // overflow
+            Err(_) => return SlotIndexPosition::Past, // overflow
             Ok(d) => {
                 match d.try_into() {
                     Ok(d) => d,