diff --git a/kernel/zarch/cgemv_t_4.c b/kernel/zarch/cgemv_t_4.c
index 91ea1c10c..e10edfab0 100644
--- a/kernel/zarch/cgemv_t_4.c
+++ b/kernel/zarch/cgemv_t_4.c
@@ -120,10 +120,10 @@ static void cgemv_kernel_4x4(BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y,
         "vfmasb   %%v23,%%v31,%%v1,%%v23\n\t"
         "agfi   %%r1,16\n\t"
         "brctg  %[n],0b\n\t"
-        "vfadb  %%v16,%%v16,%%v20\n\t"
-        "vfadb  %%v17,%%v17,%%v21\n\t"
-        "vfadb  %%v18,%%v18,%%v22\n\t"
-        "vfadb  %%v19,%%v19,%%v23\n\t"
+        "vfasb  %%v16,%%v16,%%v20\n\t"
+        "vfasb  %%v17,%%v17,%%v21\n\t"
+        "vfasb  %%v18,%%v18,%%v22\n\t"
+        "vfasb  %%v19,%%v19,%%v23\n\t"
         "vrepg  %%v20,%%v16,1\n\t"
         "vrepg  %%v21,%%v17,1\n\t"
         "vrepg  %%v22,%%v18,1\n\t"
@@ -244,8 +244,8 @@ static void cgemv_kernel_4x2(BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y,
         "vfmasb   %%v19,%%v23,%%v1,%%v19\n\t"
         "agfi   %%r1,16\n\t"
         "brctg  %[n],0b\n\t"
-        "vfadb  %%v16,%%v16,%%v18\n\t"
-        "vfadb  %%v17,%%v17,%%v19\n\t"
+        "vfasb  %%v16,%%v16,%%v18\n\t"
+        "vfasb  %%v17,%%v17,%%v19\n\t"
         "vrepg  %%v18,%%v16,1\n\t"
         "vrepg  %%v19,%%v17,1\n\t"
         "vfasb  %%v16,%%v16,%%v18\n\t"
@@ -342,7 +342,7 @@ static void cgemv_kernel_4x1(BLASLONG n, FLOAT *ap, FLOAT *x, FLOAT *y,
         "vfmasb   %%v17,%%v19,%%v1,%%v17\n\t"
         "agfi   %%r1,16\n\t"
         "brctg  %[n],0b\n\t"
-        "vfadb  %%v16,%%v16,%%v17\n\t"
+        "vfasb  %%v16,%%v16,%%v17\n\t"
         "vrepg  %%v17,%%v16,1\n\t"
         "vfasb  %%v16,%%v16,%%v17\n\t"
         "verllg %%v17,%%v16,32\n\t"