diff --git a/Dockerfile b/Dockerfile
index 3a751b3..1a07bee 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -17,6 +17,9 @@ ENV EASYRSA /usr/share/easy-rsa
 ENV EASYRSA_PKI $OPENVPN/pki
 ENV EASYRSA_VARS_FILE $OPENVPN/vars
 
+# Prevents refused client connection because of an expired CRL
+ENV EASYRSA_CRL_DAYS 3650
+
 VOLUME ["/etc/openvpn"]
 
 # Internally uses port 1194/udp, remap using `docker run -p 443:1194/tcp`
diff --git a/Dockerfile.aarch64 b/Dockerfile.aarch64
index 39ae41d..6c506a7 100644
--- a/Dockerfile.aarch64
+++ b/Dockerfile.aarch64
@@ -17,6 +17,9 @@ ENV EASYRSA /usr/share/easy-rsa
 ENV EASYRSA_PKI $OPENVPN/pki
 ENV EASYRSA_VARS_FILE $OPENVPN/vars
 
+# Prevents refused client connection because of an expired CRL
+ENV EASYRSA_CRL_DAYS 3650
+
 VOLUME ["/etc/openvpn"]
 
 # Internally uses port 1194/udp, remap using `docker run -p 443:1194/tcp`