diff --git a/ggml-quants.c b/ggml-quants.c
index 4a3cc2722..f64ac293f 100644
--- a/ggml-quants.c
+++ b/ggml-quants.c
@@ -3456,7 +3456,7 @@ void dequantize_row_iq1_s(const block_iq1_s * restrict x, float * restrict y, in
         const uint16_t * qh = x[i].qh;
 
         for (int ib = 0; ib < QK_K/32; ++ib) {
-            const float dl = d * ((2*(qh[ib] >> 12) & 7) + 1);
+            const float dl = d * (2*((qh[ib] >> 12) & 7) + 1);
             const float delta = qh[ib] & 0x8000 ? -IQ1S_DELTA : IQ1S_DELTA;
             for (int l = 0; l < 4; ++l) {
                 const int8_t * grid = (const int8_t *)(iq1s_grid + (qs[l] | (((qh[ib] >> 3*l) & 7) << 8)));