diff --git a/.github/workflows/bootstrap.yaml b/.github/workflows/bootstrap.yaml
index 62915d0..a4663db 100644
--- a/.github/workflows/bootstrap.yaml
+++ b/.github/workflows/bootstrap.yaml
@@ -64,4 +64,4 @@ jobs:
 
     - name: jam @bootstrap-raw for ${{ matrix.target }}
       working-directory: build
-      run: jam -j$(nproc) -q @bootstrap-raw
+      run: jam -q @bootstrap-raw