1 files changed, 1 insertions, 1 deletions

diff --git a/scripts/lib/recipetool/create_buildsys.py b/scripts/lib/recipetool/create_buildsys.py
index de3d9aed6f..78ae4bcdec 100644
--- a/scripts/lib/recipetool/create_buildsys.py
+++ b/scripts/lib/recipetool/create_buildsys.py
@@ -682,7 +682,7 @@ class AutotoolsRecipeHandler(RecipeHandler):
                 process_macro(in_keyword, partial)
 
         if extravalues:
-            for k,v in extravalues.items():
+            for k,v in list(extravalues.items()):
                 if v:
                     if v.startswith('$') or v.startswith('@') or v.startswith('%'):
                         del extravalues[k]