diff --git a/src/qs8-igemm/gen/4x4c2-minmax-xop-ld128.c b/src/qs8-igemm/gen/4x4c2-minmax-xop-ld128.c
index b1b6880..e6faba2 100644
--- a/src/qs8-igemm/gen/4x4c2-minmax-xop-ld128.c
+++ b/src/qs8-igemm/gen/4x4c2-minmax-xop-ld128.c
@@ -17,6 +17,7 @@
 #endif
 
 #include <xnnpack/igemm.h>
+#include <xnnpack/math.h>
 
 
 void xnn_qs8_igemm_minmax_ukernel_4x4c2__xop_ld128(
@@ -44,6 +45,7 @@
   assert(w != NULL);
   assert(c != NULL);
 
+  kc = round_up_po2(kc, 2);
   int8_t* c0 = c;
   int8_t* c1 = (int8_t*) ((uintptr_t) c0 + cm_stride);
   if XNN_UNPREDICTABLE(mr < 2) {
@@ -202,21 +204,6 @@
               _mm_shuffle_epi32(vxa2, _MM_SHUFFLE(2, 2, 2, 2)), vxb2, vacc2x0123);
             vacc3x0123 = _mm_maddd_epi16(
               _mm_shuffle_epi32(vxa3, _MM_SHUFFLE(2, 2, 2, 2)), vxb2, vacc3x0123);
-
-            if (k > 6 * sizeof(int8_t)) {
-              const __m128i vb3 = _mm_loadl_epi64((const __m128i*) w);
-              w = (const void*) ((uintptr_t) w + 8);
-              const __m128i vxb3 = _mm_unpacklo_epi8(vb3, _mm_cmpgt_epi8(_mm_setzero_si128(), vb3));
-
-              vacc0x0123 = _mm_maddd_epi16(
-                _mm_shuffle_epi32(vxa0, _MM_SHUFFLE(3, 3, 3, 3)), vxb3, vacc0x0123);
-              vacc1x0123 = _mm_maddd_epi16(
-                _mm_shuffle_epi32(vxa1, _MM_SHUFFLE(3, 3, 3, 3)), vxb3, vacc1x0123);
-              vacc2x0123 = _mm_maddd_epi16(
-                _mm_shuffle_epi32(vxa2, _MM_SHUFFLE(3, 3, 3, 3)), vxb3, vacc2x0123);
-              vacc3x0123 = _mm_maddd_epi16(
-                _mm_shuffle_epi32(vxa3, _MM_SHUFFLE(3, 3, 3, 3)), vxb3, vacc3x0123);
-            }
           }
         }
       }