diff --git a/src/analysis/sampling/hit_and_run.jl b/src/analysis/sampling/hit_and_run.jl
index b50c405515036825d9edf1b3fe2661694257e473..de966a4419bd9b2afd0914889cb52801aa01cb32 100644
--- a/src/analysis/sampling/hit_and_run.jl
+++ b/src/analysis/sampling/hit_and_run.jl
@@ -134,7 +134,7 @@ function _serial_hit_and_run(ws, lbs, ubs, samplesize, keepevery, N)
         end
 
         if λmax <= λmin || λmin == -Inf || λmax == Inf # this sometimes can happen
-        #     @warn "Infeasible direction at iteration $(n)..." # noisy
+            #     @warn "Infeasible direction at iteration $(n)..." # noisy
             continue
         end
 
diff --git a/src/analysis/sampling/warmup.jl b/src/analysis/sampling/warmup.jl
index d648c1240068606cc8bf04b28ce391513fb69de7..b53951b2beb3df60b95d7b7167c26611352273b4 100644
--- a/src/analysis/sampling/warmup.jl
+++ b/src/analysis/sampling/warmup.jl
@@ -22,12 +22,18 @@ function warmup(
         mod(model, optmodel)
     end
 
-    map(fetch, save_at.(workers, :cobrexa_hit_and_run_warmup_model, Ref(:($optmodel))))
+    save_model = :($optmodel)
+
+    map(fetch, save_at.(workers, :cobrexa_hit_and_run_warmup_model, Ref(save_model)))
 
     ret = m -> value.(m[:x]) # get all the fluxes
     # error occurs here :/
     fluxes = dpmap(
-        rid -> :($COBREXA._FVA_optimize_reaction(cobrexa_hit_and_run_warmup_model, $rid, $ret)),
+        rid -> :($COBREXA._FVA_optimize_reaction(
+            cobrexa_hit_and_run_warmup_model,
+            $rid,
+            $ret,
+        )),
         CachingPool(workers),
         [-warmup_points warmup_points],
     )