diff --git a/cocotbext/eth/version.py b/cocotbext/eth/version.py
index 8754a47..f4bd716 100644
--- a/cocotbext/eth/version.py
+++ b/cocotbext/eth/version.py
@@ -1 +1 @@
-__version__ = "0.1.20"
+__version__ = "0.1.21"