diff --git a/git/repo/base.py b/git/repo/base.py
@@ -77,6 +77,7 @@ class Repo(object):
    re_whitespace = re.compile(r'\s+')
    re_hexsha_only = re.compile('^[0-9A-Fa-f]{40}$')
    re_hexsha_shortened = re.compile('^[0-9A-Fa-f]{4,40}$')
    re_author_committer_start = re.compile(r'^(author|committer)')
    re_tab_full_line = re.compile(r'^\t(.*)$')

@@ -125,7 +126,7 @@ def __init__(self, path=None, odbt=GitCmdObjectDB, search_parent_directories=Fal
        epath = epath or path or os.getcwd()
        if not isinstance(epath, str):
            epath = str(epath)
-        if expand_vars and ("%" in epath or "$" in epath):
            warnings.warn("The use of environment variables in paths is deprecated" +
                          "\nfor security reasons and may be removed in the future!!")
        epath = expand_path(epath, expand_vars)