diff --git a/ggml-quants.c b/ggml-quants.c
index 239ae3349..8b406d2af 100644
--- a/ggml-quants.c
+++ b/ggml-quants.c
@@ -9775,7 +9775,6 @@ void ggml_vec_dot_iq1_m_q8_K  (int n, float * restrict s, size_t bs, const void
 
     ggml_int8x16x4_t q1b;
     ggml_int8x16x4_t q8b;
-    ggml_int8x16x4_t delta;
 
     iq1m_scale_t scale;