diff --git a/src/hotspot/share/code/nmethod.cpp b/src/hotspot/share/code/nmethod.cpp
index 561e82d194328..9a54ca7706112 100644
--- a/src/hotspot/share/code/nmethod.cpp
+++ b/src/hotspot/share/code/nmethod.cpp
@@ -68,6 +68,7 @@
 #include "utilities/copy.hpp"
 #include "utilities/dtrace.hpp"
 #include "utilities/events.hpp"
+#include "utilities/globalDefinitions.hpp"
 #include "utilities/resourceHash.hpp"
 #include "utilities/xmlstream.hpp"
 #if INCLUDE_JVMCI
@@ -520,7 +521,7 @@ nmethod* nmethod::new_nmethod(const methodHandle& method,
       CodeBlob::allocation_size(code_buffer, sizeof(nmethod))
       + adjust_pcs_size(debug_info->pcs_size())
       + align_up((int)dependencies->size_in_bytes(), oopSize)
-      + align_up(native_invokers.data_size_in_bytes() , oopSize)
+      + align_up(checked_cast<int>(native_invokers.data_size_in_bytes()), oopSize)
       + align_up(handler_table->size_in_bytes()    , oopSize)
       + align_up(nul_chk_table->size_in_bytes()    , oopSize)
 #if INCLUDE_JVMCI
@@ -801,7 +802,7 @@ nmethod::nmethod(
     _scopes_pcs_offset       = scopes_data_offset    + align_up(debug_info->data_size       (), oopSize);
     _dependencies_offset     = _scopes_pcs_offset    + adjust_pcs_size(debug_info->pcs_size());
     _native_invokers_offset  = _dependencies_offset  + align_up((int)dependencies->size_in_bytes(), oopSize);
-    _handler_table_offset    = _native_invokers_offset + align_up(native_invokers.data_size_in_bytes(), oopSize);
+    _handler_table_offset    = _native_invokers_offset + align_up(checked_cast<int>(native_invokers.data_size_in_bytes()), oopSize);
     _nul_chk_table_offset    = _handler_table_offset + align_up(handler_table->size_in_bytes(), oopSize);
 #if INCLUDE_JVMCI
     _speculations_offset     = _nul_chk_table_offset + align_up(nul_chk_table->size_in_bytes(), oopSize);