diff --git a/jerry-core/CMakeLists.txt b/jerry-core/CMakeLists.txt
index 915d95c80..949286a32 100644
--- a/jerry-core/CMakeLists.txt
+++ b/jerry-core/CMakeLists.txt
@@ -55,6 +55,12 @@ if(FEATURE_SYSTEM_ALLOCATOR)
   set(FEATURE_CPOINTER_32_BIT_MESSAGE " (FORCED BY SYSTEM ALLOCATOR)")
 endif()
 
+if (MEM_HEAP_SIZE_KB GREATER 512)
+  set(FEATURE_CPOINTER_32_BIT ON)
+
+  set(FEATURE_CPOINTER_32_BIT_MESSAGE " (FORCED BY HEAP SIZE)")
+endif()
+
 if(NOT FEATURE_JS_PARSER)
   set(FEATURE_SNAPSHOT_EXEC ON)
   set(FEATURE_PARSER_DUMP   OFF)