diff --git a/cpp/velox/memory/VeloxMemoryManager.cc b/cpp/velox/memory/VeloxMemoryManager.cc
index f628b8cdaed..ad46a6ce9b4 100644
--- a/cpp/velox/memory/VeloxMemoryManager.cc
+++ b/cpp/velox/memory/VeloxMemoryManager.cc
@@ -233,7 +233,7 @@ VeloxMemoryManager::VeloxMemoryManager(
 
   ArbitratorFactoryRegister afr(listener_.get());
   velox::memory::MemoryManager::Options mmOptions;
-  mmOptions.alignment = velox::memory::MemoryAllocator::kMaxAlignment;
+  mmOptions.alignment = velox::memory::MemoryAllocator::kDefaultAlignment;
   mmOptions.trackDefaultUsage = true; // memory usage tracking
   mmOptions.checkUsageLeak = checkUsageLeak; // leak check
   mmOptions.coreOnAllocationFailureEnabled = false;
diff --git a/ep/build-velox/src/get-velox.sh b/ep/build-velox/src/get-velox.sh
index 793e1b212c5..ae61e389ba3 100755
--- a/ep/build-velox/src/get-velox.sh
+++ b/ep/build-velox/src/get-velox.sh
@@ -18,8 +18,8 @@ set -exu
 
 CURRENT_DIR=$(cd "$(dirname "$BASH_SOURCE")"; pwd)
 VELOX_REPO=https://github.com/IBM/velox.git
-VELOX_BRANCH=dft-2026_05_27
-VELOX_ENHANCED_BRANCH=ibm-2026_05_27
+VELOX_BRANCH=dft-2026_05_28
+VELOX_ENHANCED_BRANCH=ibm-2026_05_28
 VELOX_HOME=""
 RUN_SETUP_SCRIPT=ON
 ENABLE_ENHANCED_FEATURES=OFF