diff --git a/CHANGELOG.md b/CHANGELOG.md
index bd4ec10ca..741b1085e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -31,6 +31,7 @@
 ### Fixes
 
 - Skip trailing garbage frames after `_start`. ([#514](https://github.com/getsentry/symbolicator/pull/514))
+- Respect the build_id provided on the commandline of wasm-split. ([#554](https://github.com/getsentry/symbolicator/pull/554))
 
 ### Tools
 
diff --git a/crates/wasm-split/src/main.rs b/crates/wasm-split/src/main.rs
index f3f98429d..7b404d650 100644
--- a/crates/wasm-split/src/main.rs
+++ b/crates/wasm-split/src/main.rs
@@ -100,9 +100,14 @@ fn main() -> Result<(), anyhow::Error> {
         }
     }
 
-    // if we do have to build a new one, just roll a random uuid v4 as build id.
+    // if we do have to build a new one, use the one from the command line or fall back to
+    // a random uuid v4 as build id.
     let build_id = build_id.unwrap_or_else(|| {
-        let new_id = Uuid::new_v4().as_bytes().to_vec();
+        let new_id = cli
+            .build_id
+            .unwrap_or_else(Uuid::new_v4)
+            .as_bytes()
+            .to_vec();
         should_write_main_module = true;
         module
             .sections