diff --git a/Cargo.lock b/Cargo.lock
index c9f89cf4f4db..bb3aa11613f5 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1351,6 +1351,7 @@ dependencies = [
  "helix-stdx",
  "log",
  "serde",
+ "serde-aux",
  "serde_json",
  "thiserror",
  "tokio",
@@ -2241,6 +2242,17 @@ dependencies = [
  "serde_derive",
 ]
 
+[[package]]
+name = "serde-aux"
+version = "4.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0d2e8bfba469d06512e11e3311d4d051a4a387a5b42d010404fecf3200321c95"
+dependencies = [
+ "chrono",
+ "serde",
+ "serde_json",
+]
+
 [[package]]
 name = "serde_derive"
 version = "1.0.203"
diff --git a/helix-dap/Cargo.toml b/helix-dap/Cargo.toml
index 3521f5890aeb..3c75406bc7a6 100644
--- a/helix-dap/Cargo.toml
+++ b/helix-dap/Cargo.toml
@@ -19,6 +19,7 @@ helix-core = { path = "../helix-core" }
 anyhow = "1.0"
 log = "0.4"
 serde = { version = "1.0", features = ["derive"] }
+serde-aux = "4.5"
 serde_json = "1.0"
 thiserror = "1.0"
 tokio = { version = "1", features = ["rt", "rt-multi-thread", "io-util", "io-std", "time", "process", "macros", "fs", "parking_lot", "net", "sync"] }
diff --git a/helix-dap/src/types.rs b/helix-dap/src/types.rs
index bbaf53a602c1..d3abb56edee8 100644
--- a/helix-dap/src/types.rs
+++ b/helix-dap/src/types.rs
@@ -1,4 +1,5 @@
 use serde::{Deserialize, Serialize};
+use serde_aux::prelude::deserialize_string_from_number;
 use serde_json::Value;
 use std::collections::HashMap;
 use std::path::PathBuf;
@@ -311,7 +312,8 @@ pub struct Variable {
 #[derive(Debug, PartialEq, Eq, Clone, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct Module {
-    pub id: String, // TODO: || number
+    #[serde(deserialize_with = "deserialize_string_from_number")]
+    pub id: String,
     pub name: String,
     #[serde(skip_serializing_if = "Option::is_none")]
     pub path: Option<PathBuf>,