diff --git a/requirements.txt b/requirements.txt
index 639da6015..1ef01d1e2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,8 +9,8 @@ PrettyTable>=0.6,<0.8
 # openstacksdk before 0.27.0 is TaskManager based
 # 0.28.0-0.31.0 fail to upload images with glance tasks.
 # 0.31.1 and 0.31.2 have a bug with image deletion in tasks API
-# We expect 1.0.0 to break the API we use
-openstacksdk>=0.27.0,!=0.28.0,!=0.29.0,!=0.30.0,!=0.31.0,!=0.31.1,!=0.31.2,<1.0.0
+# 0.99.0 leads to BadRequestException: Client Error [...] Bad networks format
+openstacksdk>=0.27.0,!=0.28.0,!=0.29.0,!=0.30.0,!=0.31.0,!=0.31.1,!=0.31.2,<0.99
 diskimage-builder>=3.21.0
 voluptuous
 kazoo>=2.8.0