diff --git a/c3l_membership/__init__.py b/c3l_membership/__init__.py
--- a/c3l_membership/__init__.py
+++ b/c3l_membership/__init__.py
@@ -38,7 +38,7 @@ def create_app():
         "BITCOIN_CONVERSION_SCRIPT", "/usr/local/share/btc/BTC_Membership.pl"
     )
     app.config.setdefault(
-        "ETHERUM_CONVERSION_SCRIPT", "/usr/local/share/eth/ETH_Membership.pl"
+        "ETHEREUM_CONVERSION_SCRIPT", "/usr/local/share/eth/ETH_Membership.pl"
     )
     app.config.setdefault(
         "MONERO_CONVERSION_SCRIPT", "/usr/local/share/xmr/XMR_Membership.pl"
diff --git a/c3l_membership/views.py b/c3l_membership/views.py
--- a/c3l_membership/views.py
+++ b/c3l_membership/views.py
@@ -77,7 +77,7 @@ def index():
             ).decode("utf-8")
         elif form.payment.data == "ethereum":
             price = subprocess.check_output(
-                [current_app.config["ETHERUM_CONVERSION_SCRIPT"], str(price)]
+                [current_app.config["ETHEREUM_CONVERSION_SCRIPT"], str(price)]
             ).decode("utf-8")
         elif form.payment.data == "monero":
             price = subprocess.check_output(
diff --git a/pyproject.toml b/pyproject.toml
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "c3l-membership"
-version = "1.1.0"
+version = "1.1.1"
 description = ""
 authors = ["Dennis Fink <dennis.fink@c3l.lu>"]
 license = "GPL-3.0-or-later"