diff --git a/module/icp/algs/modes/modes.c b/module/icp/algs/modes/modes.c
index 3687131c5..343591cd9 100644
--- a/module/icp/algs/modes/modes.c
+++ b/module/icp/algs/modes/modes.c
@@ -173,12 +173,12 @@ gcm_clear_ctx(gcm_ctx_t *ctx)
 #if defined(CAN_USE_GCM_ASM)
 	if (ctx->gcm_use_avx == B_TRUE) {
 		ASSERT3P(ctx->gcm_Htable, !=, NULL);
-		memset(ctx->gcm_Htable, 0, ctx->gcm_htab_len);
+		explicit_memset(ctx->gcm_Htable, 0, ctx->gcm_htab_len);
 		kmem_free(ctx->gcm_Htable, ctx->gcm_htab_len);
 	}
 #endif
 	if (ctx->gcm_pt_buf != NULL) {
-		memset(ctx->gcm_pt_buf, 0, ctx->gcm_pt_buf_len);
+		explicit_memset(ctx->gcm_pt_buf, 0, ctx->gcm_pt_buf_len);
 		vmem_free(ctx->gcm_pt_buf, ctx->gcm_pt_buf_len);
 	}
 	/* Optional */