diff --git a/klippy/chelper/kin_winch.c b/klippy/chelper/kin_winch.c
index 08e4a3fe3..bf47225bd 100644
--- a/klippy/chelper/kin_winch.c
+++ b/klippy/chelper/kin_winch.c
@@ -256,15 +256,17 @@ static_forces_tikhonov(struct winch_flex *wf, const struct coord *pos,
             double norm_sq = 0.;
             for (int i = 0; i < N; ++i)
                 norm_sq += d[i] * d[i];
-            if (norm_sq < tol * tol)
+            if (norm_sq < tol * tol) {
                 break;
+            }
             for (int i = 0; i < N; ++i)
                 T[i] -= step_damp * d[i];
         }
 
         // Hard cap on Tmax and 0 if we don't ignore pretension
+        // Allow negative forces if the user asked for it
         for (int i=0;i<N;++i){
-            if (T[i] < 0.f) T[i] = 0.f;
+            if (wf->min_force[i] >= 0. && T[i] < 0.) T[i] = 0.;
             if (T[i] > wf->max_force[i]) T[i] = wf->max_force[i];
         }
     }