diff --git a/debug.html b/debug.html
index 6682f5ff..ea23e473 100644
--- a/debug.html
+++ b/debug.html
@@ -194,8 +194,8 @@
 
 <div id="runtime_infos" style="display: none">
     Running: <span id="running_time">0s</span> <br>
-    Speed: <span id="speed">0</span>kIPS<br>
-    Avg speed: <span id="avg_speed">0</span>kIPS<br>
+    Speed: <span id="speed">0</span> mIPS<br>
+    Avg speed: <span id="avg_speed">0</span> mIPS<br>
     <br>
     <div id="info_storage" style="display: none">
         <b>IDE device (HDA or CDROM)</b><br>
diff --git a/index.html b/index.html
index 764861e6..7f962960 100644
--- a/index.html
+++ b/index.html
@@ -164,8 +164,8 @@
 
 <div id="runtime_infos" style="display: none">
     Running: <span id="running_time">0s</span> <br>
-    Speed: <span id="speed">0</span>kIPS<br>
-    Avg speed: <span id="avg_speed">0</span>kIPS<br>
+    Speed: <span id="speed">0</span> mIPS<br>
+    Avg speed: <span id="avg_speed">0</span> mIPS<br>
     <br>
     <div id="info_storage" style="display: none">
         <b>IDE device (HDA or CDROM)</b><br>
diff --git a/src/browser/main.js b/src/browser/main.js
index 839fe717..6ce14fa8 100644
--- a/src/browser/main.js
+++ b/src/browser/main.js
@@ -928,8 +928,8 @@
             running_time += delta_time;
             last_tick = now;
 
-            $("speed").textContent = last_ips / delta_time | 0;
-            $("avg_speed").textContent = total_instructions / running_time | 0;
+            $("speed").textContent = (last_ips / 1000 / delta_time).toFixed(1);
+            $("avg_speed").textContent = (total_instructions / 1000 / running_time).toFixed(1);
             $("running_time").textContent = format_timestamp(running_time / 1000 | 0);
         }