diff --git a/crates/udp/src/lib.rs b/crates/udp/src/lib.rs
index 09145e0..d26e8bb 100644
--- a/crates/udp/src/lib.rs
+++ b/crates/udp/src/lib.rs
@@ -281,8 +281,8 @@ enum WorkerType {
 impl Display for WorkerType {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         match self {
-            Self::Swarm(index) => f.write_fmt(format_args!("Swarm worker {}", index)),
-            Self::Socket(index) => f.write_fmt(format_args!("Socket worker {}", index)),
+            Self::Swarm(index) => f.write_fmt(format_args!("Swarm worker {}", index + 1)),
+            Self::Socket(index) => f.write_fmt(format_args!("Socket worker {}", index + 1)),
             Self::Statistics => f.write_str("Statistics worker"),
             Self::Signals => f.write_str("Signals worker"),
             #[cfg(feature = "prometheus")]