diff --git a/yjit.rb b/yjit.rb
index 9c96b218c4ace0..3e57e71cb189f7 100644
--- a/yjit.rb
+++ b/yjit.rb
@@ -191,8 +191,8 @@ def self.stats_string
   def self.compilation_log
     return nil unless compilation_log_enabled?
 
-    Primitive.rb_yjit_get_compilation_log.map do |path, timestamp|
-      [path, Time.at(timestamp)]
+    Primitive.rb_yjit_get_compilation_log.map do |timestamp, path|
+      [Time.at(timestamp), path]
     end
   end
 
diff --git a/yjit/src/compilation_log.rs b/yjit/src/compilation_log.rs
index 8ab0a02215900b..8e7946731300bd 100644
--- a/yjit/src/compilation_log.rs
+++ b/yjit/src/compilation_log.rs
@@ -230,8 +230,8 @@ fn rb_yjit_get_compilation_log_array() -> VALUE {
     for entry in log.iter() {
         unsafe {
             let entry_array = rb_ary_new_capa(2);
-            rb_ary_push(entry_array, entry.payload.to_string().into());
             rb_ary_push(entry_array, rb_float_new(entry.timestamp));
+            rb_ary_push(entry_array, entry.payload.to_string().into());
             rb_ary_push(array, entry_array);
         }
     }