diff --git a/src/iocore/cache/PreservationTable.cc b/src/iocore/cache/PreservationTable.cc
index f8ad81fdef7..0c5dc3b7105 100644
--- a/src/iocore/cache/PreservationTable.cc
+++ b/src/iocore/cache/PreservationTable.cc
@@ -45,7 +45,7 @@ DbgCtl dbg_ctl_cache_evac{"cache_evac"};
 
 } // namespace
 
-PreservationTable::PreservationTable(int size) : evacuate_size{(size / EVACUATION_BUCKET_SIZE) + 2}
+PreservationTable::PreservationTable(off_t size) : evacuate_size{static_cast<int>(size / EVACUATION_BUCKET_SIZE) + 2}
 {
   ink_assert(size > 0);
   int evac_len   = this->evacuate_size * sizeof(DLL<EvacuationBlock>);
diff --git a/src/iocore/cache/PreservationTable.h b/src/iocore/cache/PreservationTable.h
index acf762cce97..1b55258f025 100644
--- a/src/iocore/cache/PreservationTable.h
+++ b/src/iocore/cache/PreservationTable.h
@@ -110,7 +110,7 @@ class PreservationTable
    * @param size The total number of directory entries the table must
    * be able to store. The size must be a positive number.
    */
-  PreservationTable(int size);
+  PreservationTable(off_t size);
 
   ~PreservationTable();
 
diff --git a/src/iocore/cache/StripeSM.cc b/src/iocore/cache/StripeSM.cc
index bcbf3360f62..b4066e8cc69 100644
--- a/src/iocore/cache/StripeSM.cc
+++ b/src/iocore/cache/StripeSM.cc
@@ -117,7 +117,7 @@ StripeSM::StripeSM(CacheDisk *disk, off_t blocks, off_t dir_skip, int avg_obj_si
     Stripe{disk, blocks, dir_skip, avg_obj_size, fragment_size},
     fd{disk->fd},
     disk{disk},
-    _preserved_dirs{static_cast<int>(len)}
+    _preserved_dirs{len}
 {
   open_dir.mutex = this->mutex;
   SET_HANDLER(&StripeSM::aggWrite);