diff --git a/requirements.txt b/requirements.txt
index 81307a6b..b2bf1e2d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ docker>=7.0.0,<8.0.0
 pandas>=2.1.4,<3.0.0
 datasets>=2.16.1,<3.0.0
 diskcache>=5.6.3,<6.0.0
-substrate-interface>=1.7.11,<1.8
+substrate-interface>=1.7.11,<1.9
 python-dotenv>=1.0.1,<2.0.0
 pydantic[email,timezone]>=2.0.3,<3.0.0
 pydantic-settings>=2.8.1,<3.0.0