diff --git a/kernels/zen/1/bli_amaxv_zen_int.c b/kernels/zen/1/bli_amaxv_zen_int.c
index 31358421e..8487bdce4 100644
--- a/kernels/zen/1/bli_amaxv_zen_int.c
+++ b/kernels/zen/1/bli_amaxv_zen_int.c
@@ -56,15 +56,6 @@ typedef union
 } v16sf_t;
 #endif
 
-/* Union data structure to access AVX registers
-   One 512-bit AVX register holds 8 DP elements. */
-typedef union
-{
-	__m512d v;
-	double d[8] __attribute__((aligned(64)));
-} v8df_t;
-
-
 /* Union data structure to access AVX registers
    One 256-bit AVX register holds 8 SP elements. */
 typedef union