diff --git a/jerry-core/jmem/jmem-heap.c b/jerry-core/jmem/jmem-heap.c
index 95e98fa83..565d0a362 100644
--- a/jerry-core/jmem/jmem-heap.c
+++ b/jerry-core/jmem/jmem-heap.c
@@ -408,26 +408,6 @@ jmem_heap_alloc_block_null_on_error (const size_t size) /**< required memory siz
   return jmem_heap_gc_and_alloc_block (size, true);
 } /* jmem_heap_alloc_block_null_on_error */
 
-/**
- *  Allocate block and store block size.
- *
- * Note: block will only be aligned to 4 bytes.
- */
-inline void * __attr_always_inline___
-jmem_heap_alloc_block_store_size (size_t size) /**< required size */
-{
-  if (unlikely (size == 0))
-  {
-    return NULL;
-  }
-
-  size += sizeof (jmem_heap_free_t);
-
-  jmem_heap_free_t *const data_space_p = (jmem_heap_free_t *) jmem_heap_alloc_block (size);
-  data_space_p->size = (uint32_t) size;
-  return (void *) (data_space_p + 1);
-} /* jmem_heap_alloc_block_store_size */
-
 /**
  * Free the memory block.
  */
@@ -540,17 +520,6 @@ jmem_heap_free_block (void *ptr, /**< pointer to beginning of data space of the
   JMEM_HEAP_STAT_FREE (size);
 } /* jmem_heap_free_block */
 
-/**
- * Free block with stored size
- */
-inline void __attr_always_inline___
-jmem_heap_free_block_size_stored (void *ptr) /**< pointer to the memory block */
-{
-  jmem_heap_free_t *const original_p = ((jmem_heap_free_t *) ptr) - 1;
-  JERRY_ASSERT (original_p + 1 == ptr);
-  jmem_heap_free_block (original_p, original_p->size);
-} /* jmem_heap_free_block_size_stored */
-
 /**
  * Compress pointer
  *
diff --git a/jerry-core/jmem/jmem-heap.h b/jerry-core/jmem/jmem-heap.h
index 5dba09543..ebde6bae0 100644
--- a/jerry-core/jmem/jmem-heap.h
+++ b/jerry-core/jmem/jmem-heap.h
@@ -34,8 +34,6 @@ extern void jmem_heap_finalize (void);
 extern void *jmem_heap_alloc_block (const size_t);
 extern void *jmem_heap_alloc_block_null_on_error (const size_t);
 extern void jmem_heap_free_block (void *, const size_t);
-extern void *jmem_heap_alloc_block_store_size (size_t);
-extern void jmem_heap_free_block_size_stored (void *);
 extern uintptr_t jmem_heap_compress_pointer (const void *);
 extern void *jmem_heap_decompress_pointer (uintptr_t);
 extern bool jmem_is_heap_pointer (const void *);
diff --git a/jerry-core/parser/js/common.c b/jerry-core/parser/js/common.c
index 0eb2a68e8..c3700bd6e 100644
--- a/jerry-core/parser/js/common.c
+++ b/jerry-core/parser/js/common.c
@@ -38,7 +38,7 @@ util_free_literal (lexer_literal_t *literal_p) /**< literal */
   {
     if (!(literal_p->status_flags & LEXER_FLAG_SOURCE_PTR))
     {
-      jmem_heap_free_block_size_stored ((void *) literal_p->u.char_p);
+      jmem_heap_free_block ((void *) literal_p->u.char_p, literal_p->prop.length);
     }
   }
   else if ((literal_p->type == LEXER_FUNCTION_LITERAL)
diff --git a/jerry-core/parser/js/js-lexer.c b/jerry-core/parser/js/js-lexer.c
index 9fa5bf752..b3a3acc15 100644
--- a/jerry-core/parser/js/js-lexer.c
+++ b/jerry-core/parser/js/js-lexer.c
@@ -1202,7 +1202,7 @@ lexer_process_char_literal (parser_context_t *context_p, /**< context */
 
   if (has_escape)
   {
-    literal_p->u.char_p = (uint8_t *) jmem_heap_alloc_block_store_size (length);
+    literal_p->u.char_p = (uint8_t *) jmem_heap_alloc_block (length);
     memcpy ((uint8_t *) literal_p->u.char_p, char_p, length);
   }
   else
diff --git a/jerry-core/parser/js/js-parser.c b/jerry-core/parser/js/js-parser.c
index 49f9d80aa..7de4c122c 100644
--- a/jerry-core/parser/js/js-parser.c
+++ b/jerry-core/parser/js/js-parser.c
@@ -100,7 +100,7 @@ parser_compute_indicies (parser_context_t *context_p, /**< context */
 
         if (!(literal_p->status_flags & LEXER_FLAG_SOURCE_PTR))
         {
-          jmem_heap_free_block_size_stored ((void *) char_p);
+          jmem_heap_free_block ((void *) char_p, literal_p->prop.length);
         }
       }
     }
@@ -522,7 +522,7 @@ parser_generate_initializers (parser_context_t *context_p, /**< context */
         if (!context_p->is_show_opcodes
             && !(literal_p->status_flags & LEXER_FLAG_SOURCE_PTR))
         {
-          jmem_heap_free_block_size_stored ((void *) literal_p->u.char_p);
+          jmem_heap_free_block ((void *) literal_p->u.char_p, literal_p->prop.length);
         }
 #else /* !PARSER_DUMP_BYTE_CODE */
         literal_pool_p[literal_p->prop.index] = literal_p->u.value;
@@ -1693,7 +1693,7 @@ parser_post_processing (parser_context_t *context_p) /**< context */
       if ((literal_p->type == LEXER_IDENT_LITERAL || literal_p->type == LEXER_STRING_LITERAL)
           && !(literal_p->status_flags & LEXER_FLAG_SOURCE_PTR))
       {
-        jmem_heap_free_block_size_stored ((void *) literal_p->u.char_p);
+        jmem_heap_free_block ((void *) literal_p->u.char_p, literal_p->prop.length);
       }
     }
   }
diff --git a/tests/unit/test-heap.c b/tests/unit/test-heap.c
index 30b1442e7..f0ab8066f 100644
--- a/tests/unit/test-heap.c
+++ b/tests/unit/test-heap.c
@@ -61,7 +61,7 @@ test_heap_give_some_memory_back (jmem_free_unused_memory_severity_t severity)
           TEST_ASSERT (ptrs[i][k] == 0);
         }
 
-        jmem_heap_free_block_size_stored (ptrs[i]);
+        jmem_heap_free_block (ptrs[i], sizes[i]);
         ptrs[i] = NULL;
       }
     }
@@ -86,7 +86,7 @@ main ()
     for (uint32_t j = 0; j < test_sub_iters; j++)
     {
       size_t size = (size_t) rand () % test_threshold_block_size;
-      ptrs[j] = (uint8_t *) jmem_heap_alloc_block_store_size (size);
+      ptrs[j] = (uint8_t *) jmem_heap_alloc_block (size);
       sizes[j] = size;
 
       TEST_ASSERT (sizes[j] == 0 || ptrs[j] != NULL);
@@ -104,7 +104,7 @@ main ()
           TEST_ASSERT (ptrs[j][k] == 0);
         }
 
-        jmem_heap_free_block_size_stored (ptrs[j]);
+        jmem_heap_free_block (ptrs[j], sizes[j]);
 
         ptrs[j] = NULL;
       }