diff --git a/Dockerfile b/Dockerfile
index a62d7689..f57cda2e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -81,7 +81,7 @@ ENV VPN_SERVICE_PROVIDER=pia \
     OPENVPN_VERSION=2.5 \
     OPENVPN_VERBOSITY=1 \
     OPENVPN_FLAGS= \
-    OPENVPN_CIPHER= \
+    OPENVPN_CIPHERS= \
     OPENVPN_AUTH= \
     OPENVPN_PROCESS_USER= \
     OPENVPN_IPV6=off \
diff --git a/internal/configuration/sources/env/openvpn.go b/internal/configuration/sources/env/openvpn.go
index bd0dde3e..38b2429c 100644
--- a/internal/configuration/sources/env/openvpn.go
+++ b/internal/configuration/sources/env/openvpn.go
@@ -23,7 +23,9 @@ func (r *Reader) readOpenVPN() (
 		openVPN.ConfFile = &confFile
 	}
 
-	openVPN.Ciphers = envToCSV("OPENVPN_CIPHER")
+	_, ciphersCSV := r.getEnvWithRetro("OPENVPN_CIPHERS", "OPENVPN_CIPHER")
+	openVPN.Ciphers = strings.Split(ciphersCSV, ",")
+
 	auth := os.Getenv("OPENVPN_AUTH")
 	if auth != "" {
 		openVPN.Auth = &auth