diff --git a/Dockerfile b/Dockerfile
index 4279536..f1afae1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -37,7 +37,7 @@ ENV RUSTFLAGS "-C link-arg=-s"
 RUN apt-get update && apt-get install -qy --no-install-recommends $BUILD_DEPS && \
     curl -sSf https://sh.rustup.rs | bash -s -- -y --default-toolchain nightly && \
     export PATH="$HOME/.cargo/bin:$PATH" && \
-    echo "Compiling encrypted-dns version 0.3.2" && \
+    echo "Compiling encrypted-dns version 0.3.3" && \
     cargo install encrypted-dns && \
     mkdir -p /opt/encrypted-dns/sbin && \
     mv ~/.cargo/bin/encrypted-dns /opt/encrypted-dns/sbin/ && \
diff --git a/encrypted-dns.toml.in b/encrypted-dns.toml.in
index 66a12ec..725ed7b 100644
--- a/encrypted-dns.toml.in
+++ b/encrypted-dns.toml.in
@@ -189,7 +189,12 @@ enabled = @ANONDNS_ENABLED@
 
 # Allowed upstream ports
 
-allowed_ports = [ 443 ]
+allowed_ports = [ 443, 553, 853, 1443, 2053, 4343, 4434, 4443, 5353, 5443, 8443, 15353 ]
+
+
+# Allow all ports >= 1024 in addition to the list above
+
+allow_non_reserved_ports = false
 
 
 # Blacklisted upstream IP addresses