diff --git a/components/script/dom/debuggerglobalscope.rs b/components/script/dom/debuggerglobalscope.rs
index 65721a188fb..984e8a5ba20 100644
--- a/components/script/dom/debuggerglobalscope.rs
+++ b/components/script/dom/debuggerglobalscope.rs
@@ -174,7 +174,7 @@ impl DebuggerGlobalScopeMethods<crate::DomTypeHolder> for DebuggerGlobalScope {
                 url: ServoUrl::parse(args.url.str()).expect("Failed to parse url"),
                 external: true,  // TODO
                 worker_id: None, // TODO
-                content: Some(args.text.to_string()),
+                content: (!args.isInline).then(|| args.text.to_string()),
                 content_type: None, // TODO
                 spidermonkey_id: args.spidermonkeyId,
             };
diff --git a/components/script_bindings/webidls/DebuggerGlobalScope.webidl b/components/script_bindings/webidls/DebuggerGlobalScope.webidl
index 545e68dbe62..bc333e31bbc 100644
--- a/components/script_bindings/webidls/DebuggerGlobalScope.webidl
+++ b/components/script_bindings/webidls/DebuggerGlobalScope.webidl
@@ -15,6 +15,7 @@ dictionary NotifyNewSource {
     required unsigned long spidermonkeyId;
     required DOMString url;
     required DOMString text;
+    required boolean isInline;
 
     // FIXME: error[E0599]: the method `trace` exists for reference `&Option<TypedArray<Uint8, *mut JSObject>>`, but
     // its trait bounds were not satisfied
diff --git a/resources/debugger.js b/resources/debugger.js
index 4e36466bbfb..646308c85d0 100644
--- a/resources/debugger.js
+++ b/resources/debugger.js
@@ -19,6 +19,7 @@ if (!("dbg" in this)) {
                 spidermonkeyId: script.source.id,
                 url: script.source.url,
                 text: script.source.text,
+                isInline: script.source.introductionType == "inlineScript",
             });
         } catch (error) {
             logError(error);