diff --git a/nimplay/builtin_keywords.nim b/nimplay/builtin_keywords.nim
index cefc433..bc180bf 100644
--- a/nimplay/builtin_keywords.nim
+++ b/nimplay/builtin_keywords.nim
@@ -91,25 +91,16 @@ proc generate_defines(keywords: seq[string], global_ctx: GlobalContext): (NimNod
   var stmts = newStmtList()
   var tmp_vars = initTable[string, string]()
   if "msg.sender" in keywords:
-    var tmp_var_name = fmt"msg_sender_tmp_variable_alloc"
-    stmts.add(
-      nnkStmtList.newTree(
-        nnkVarSection.newTree(
-          nnkIdentDefs.newTree(
-            newIdentNode(tmp_var_name),
-            newIdentNode("address"),
-            newEmptyNode()
-          )
-        ),
-        nnkCall.newTree(
-          newIdentNode("getCaller"),
-          nnkCommand.newTree(
-            newIdentNode("addr"),
-            newIdentNode(tmp_var_name)
-          )
-        )
-      )
-    )
+
+    var 
+      tmp_var_name = "msg_sender_tmp_variable_alloc"
+      tmp_var_node = newIdentNode(tmp_var_name)
+
+    var s = quote do:
+      var `tmp_var_node` {.noinit.}: address
+      getCaller(addr `tmp_var_node`)
+
+    stmts.add(s)
     tmp_vars["msg.sender"] = tmp_var_name
 
   if "msg.value" in keywords:
diff --git a/nimplay/nimplay_macros.nim b/nimplay/nimplay_macros.nim
index 93302e1..93f39e3 100644
--- a/nimplay/nimplay_macros.nim
+++ b/nimplay/nimplay_macros.nim
@@ -209,23 +209,18 @@ proc handle_event_defines(event_def: NimNode, global_ctx: var GlobalContext) =
 
 
 proc get_util_functions(): NimNode =
-  var stmts = newStmtList()
-
-  # template copy_into_ba(to_ba: var untyped, offset: int, from_ba: untyped) =
-  # proc copy_into_ba(to_ba: var auto, offset: int, from_ba: auto) =
-  stmts.add(parseStmt("""
+  quote do:
+    # template copy_into_ba(to_ba: var untyped, offset: int, from_ba: untyped) =
+    # proc copy_into_ba(to_ba: var auto, offset: int, from_ba: auto) =
     proc copy_into_ba(to_ba: var auto, offset: int, from_ba: auto) =
       for i, x in from_ba:
         to_ba[offset + i] = x
-  """))
-  stmts.add(parseStmt("""
+
     proc assertNotPayable() =
       var b {.noinit.}: array[16, byte]
       getCallValue(addr b)
       if Uint128.fromBytesBE(b) > 0.stuint(128):
         revert(nil, 0)
-  """))
-  stmts  # return
 
 
 proc get_getter_func(var_struct: VariableType): NimNode =
@@ -242,6 +237,8 @@ proc handle_contract_interface(in_stmts: NimNode): NimNode =
     global_ctx = GlobalContext()
 
   main_out_stmts.add(get_util_functions())
+  # var util_funcs = get_util_functions()
+  # discard util_funcs
 
   for child in in_stmts:
     if child.kind == nnkVarSection: