diff --git a/Operating_Systems/Multi-Threading.md b/Operating_Systems/Multi-Threading.md
index a0c516c..f7a92c5 100644
--- a/Operating_Systems/Multi-Threading.md
+++ b/Operating_Systems/Multi-Threading.md
@@ -236,7 +236,7 @@ We notice that each thread has its own stack area.
 
 ## Spinlocks <a name="section2"></a>
 
-If we execute the `multithreads` program several times, it sometimes happens that the final value of the `inc` variable in the last thread to rejoin the main program is not `30000` but `299999` or even `29998` as shown in the run below:
+If we execute the `multithreads` program several times, it sometimes happens that the final value of the `inc` variable in the last thread to rejoin the main program is not `30000` but `29999` or even `29998` as shown in the run below:
 ```console
 > ./multithreads
 ...