diff --git a/charm/requirements.txt b/charm/requirements.txt
index d58a30c21..2fdf450d0 100644
--- a/charm/requirements.txt
+++ b/charm/requirements.txt
@@ -1,2 +1,2 @@
-ops ~= 2.17
+ops ~=3.5
 paas-charm>=1.0,<2