diff --git a/conda_build/utils.py b/conda_build/utils.py
index 4b5fdcc8d2..eb8279d2b2 100644
--- a/conda_build/utils.py
+++ b/conda_build/utils.py
@@ -1275,7 +1275,7 @@ def expand_globs(
             glob_files = glob(path, recursive=True)
             if not glob_files:
                 log = get_logger(__name__)
-                log.error(f"Glob {path} did not match in root_dir {root_dir}")
+                log.warning(f"Glob {path} did not match in root_dir {root_dir}")
             # https://docs.python.org/3/library/glob.html#glob.glob states that
             # "whether or not the results are sorted depends on the file system".
             # Avoid this potential ambiguity by sorting. (see #4185)