diff --git a/test/hotspot/jtreg/compiler/vectorapi/TestMultiplyReductionByte.java b/test/hotspot/jtreg/compiler/vectorapi/TestMultiplyReductionByte.java
index e9bf906a1be..b56dc371559 100644
--- a/test/hotspot/jtreg/compiler/vectorapi/TestMultiplyReductionByte.java
+++ b/test/hotspot/jtreg/compiler/vectorapi/TestMultiplyReductionByte.java
@@ -35,7 +35,7 @@ import jdk.test.lib.Utils;
 
 /**
  * @test
- * @bug 8378250
+ * @bug 8378250 8381452
  * @summary Verify correctness of byte vector MUL reduction across all species.
  *          A register aliasing bug in mulreduce32B caused the upper half of
  *          sign-extended data to overwrite the source, producing wrong results
@@ -93,8 +93,13 @@ public class TestMultiplyReductionByte {
 
     @Test
     @IR(counts = {IRNode.MUL_REDUCTION_VI, ">=1"},
-        applyIfCPUFeatureOr = {"avx2", "true", "asimd", "true", "rvv", "true"},
+        applyIfCPUFeatureOr = {"avx2", "true", "rvv", "true"},
         applyIf = {"MaxVectorSize", ">=32"})
+    @IR(counts = {IRNode.MUL_REDUCTION_VI, "0"},
+        applyIfCPUFeature = {"asimd", "true"},
+        applyIf = {"MaxVectorSize", ">=32"})
+    // AArch64 currently does not vectorize vectors larger than 128 bits, and
+    // that may change in the future.
     static byte testMulReduce256() {
         return ByteVector.fromArray(ByteVector.SPECIES_256, input, 0)
                          .reduceLanes(VectorOperators.MUL);
@@ -111,8 +116,13 @@ public class TestMultiplyReductionByte {
 
     @Test
     @IR(counts = {IRNode.MUL_REDUCTION_VI, ">=1"},
-        applyIfCPUFeatureOr = {"avx512f", "true", "asimd", "true", "rvv", "true"},
+        applyIfCPUFeatureOr = {"avx512f", "true", "rvv", "true"},
         applyIf = {"MaxVectorSize", ">=64"})
+    @IR(counts = {IRNode.MUL_REDUCTION_VI, "0"},
+        applyIfCPUFeature = {"asimd", "true"},
+        applyIf = {"MaxVectorSize", ">=64"})
+    // AArch64 currently does not vectorize vectors larger than 128 bits, and
+    // that may change in the future.
     static byte testMulReduce512() {
         return ByteVector.fromArray(ByteVector.SPECIES_512, input, 0)
                          .reduceLanes(VectorOperators.MUL);