diff --git a/profiling/src/timeline.rs b/profiling/src/timeline.rs
index 4a47ae9542..efbbd9a1f4 100644
--- a/profiling/src/timeline.rs
+++ b/profiling/src/timeline.rs
@@ -208,7 +208,7 @@ unsafe extern "C" fn ddog_php_prof_zend_error_observer(
     #[cfg(not(zend_error_observer_80))]
     let filename_str = unsafe { zai_str_from_zstr(file.as_mut()) };
 
-    let filename = filename_str.into_string_lossy().into_owned();
+    let filename = filename_str.to_string_lossy().into_owned();
 
     let now = SystemTime::now().duration_since(UNIX_EPOCH).unwrap();
     if let Some(profiler) = Profiler::get() {