diff --git a/src/hotspot/share/gc/parallel/parallel_globals.hpp b/src/hotspot/share/gc/parallel/parallel_globals.hpp
index 84d884f128cc6..22e495e7db474 100644
--- a/src/hotspot/share/gc/parallel/parallel_globals.hpp
+++ b/src/hotspot/share/gc/parallel/parallel_globals.hpp
@@ -33,10 +33,7 @@
                           constraint)                                       \
   product(bool, UseMaximumCompactionOnSystemGC, true,                       \
           "Use maximum compaction in the Parallel Old garbage collector "   \
-          "for a system GC")                                                \
-                                                                            \
-  product(bool, PSChunkLargeArrays, true,                                   \
-          "(Deprecated) Process large arrays in chunks")
+          "for a system GC")
 
 // end of GC_PARALLEL_FLAGS
 
diff --git a/src/hotspot/share/gc/parallel/psPromotionManager.inline.hpp b/src/hotspot/share/gc/parallel/psPromotionManager.inline.hpp
index fb58c22cf2921..f1fd49c7dfe99 100644
--- a/src/hotspot/share/gc/parallel/psPromotionManager.inline.hpp
+++ b/src/hotspot/share/gc/parallel/psPromotionManager.inline.hpp
@@ -299,8 +299,7 @@ inline oop PSPromotionManager::copy_unmarked_to_survivor_space(oop o,
     // _min_array_size_for_chunking, and most of them will be arrays.
     // So, the objArray test would be very infrequent.
     if (new_obj_size > _min_array_size_for_chunking &&
-        klass->is_objArray_klass() &&
-        PSChunkLargeArrays) {
+        klass->is_objArray_klass()) {
       push_objArray(o, new_obj);
     } else {
       // we'll just push its contents
@@ -344,7 +343,6 @@ inline void PSPromotionManager::copy_and_push_safe_barrier(T* p) {
 inline void PSPromotionManager::process_popped_location_depth(ScannerTask task,
                                                               bool stolen) {
   if (task.is_partial_array_state()) {
-    assert(PSChunkLargeArrays, "invariant");
     process_array_chunk(task.to_partial_array_state(), stolen);
   } else {
     if (task.is_narrow_oop_ptr()) {
diff --git a/src/hotspot/share/runtime/arguments.cpp b/src/hotspot/share/runtime/arguments.cpp
index dab3a60c6502c..fa4b354109790 100644
--- a/src/hotspot/share/runtime/arguments.cpp
+++ b/src/hotspot/share/runtime/arguments.cpp
@@ -540,7 +540,6 @@ static SpecialFlag const special_jvm_flags[] = {
 #endif
   { "ParallelRefProcEnabled",       JDK_Version::jdk(26),  JDK_Version::jdk(27), JDK_Version::jdk(28) },
   { "ParallelRefProcBalancingEnabled", JDK_Version::jdk(26),  JDK_Version::jdk(27), JDK_Version::jdk(28) },
-  { "PSChunkLargeArrays",           JDK_Version::jdk(26),  JDK_Version::jdk(27), JDK_Version::jdk(28) },
   { "MaxRAM",                       JDK_Version::jdk(26),  JDK_Version::jdk(27), JDK_Version::jdk(28) },
   { "AggressiveHeap",               JDK_Version::jdk(26),  JDK_Version::jdk(27), JDK_Version::jdk(28) },
   { "NeverActAsServerClassMachine", JDK_Version::jdk(26),  JDK_Version::jdk(27), JDK_Version::jdk(28) },
@@ -580,6 +579,7 @@ static SpecialFlag const special_jvm_flags[] = {
   { "PretenureSizeThreshold",       JDK_Version::undefined(), JDK_Version::jdk(26), JDK_Version::jdk(27) },
   { "HeapMaximumCompactionInterval",JDK_Version::undefined(), JDK_Version::jdk(26), JDK_Version::jdk(27) },
 
+  { "PSChunkLargeArrays",           JDK_Version::jdk(26),  JDK_Version::jdk(27), JDK_Version::jdk(28) },
 #ifdef ASSERT
   { "DummyObsoleteTestFlag",        JDK_Version::undefined(), JDK_Version::jdk(18), JDK_Version::undefined() },
 #endif