diff --git a/content/notes/18-processes-sharing-and-threads.md b/content/notes/18-processes-sharing-and-threads.md
index 5084ac392..e4cfa2bd3 100644
--- a/content/notes/18-processes-sharing-and-threads.md
+++ b/content/notes/18-processes-sharing-and-threads.md
@@ -69,16 +69,16 @@ consumer must wait if buffer is empty
 
 ``` c
 void *myThreadFun(void *vargp) { 
-	sleep(1)
-	printf("Hello from Thread \n")
-	return NULL
+	sleep(1);
+	printf("Hello from Thread \n");
+	return NULL;
 } 
 	
 int main() { 
-	pthread_t thread_id
-	printf("Before Thread\n")
-	pthread_create(&thread_id, NULL, myThreadFun, NULL)
-	pthread_join(thread_id, NULL)
+	pthread_t thread_id;
+	printf("Before Thread\n");
+	pthread_create(&thread_id, NULL, myThreadFun, NULL);
+	pthread_join(thread_id, NULL);
 	printf("After Thread\n");
 	exit(0);
 }
diff --git a/content/notes/cosc-203.md b/content/notes/cosc-203.md
index a39388041..157782819 100644
--- a/content/notes/cosc-203.md
+++ b/content/notes/cosc-203.md
@@ -22,6 +22,8 @@ tags:
 - [cosc203-lab17](notes/cosc203-lab17.md)
 - [cosc203-lab18](notes/cosc203-lab18.md)
 - [cosc203-lab19](notes/cosc203-lab19.md)
+- [cosc203-lab20](notes/cosc203-lab20.md)
+- [cosc203-lab25](notes/cosc203-lab25.md)
 
 # Notes
 [dns](notes/dns.md)
diff --git a/content/notes/cosc203-lab24.md b/content/notes/cosc203-lab24.md
new file mode 100644
index 000000000..3e6327152
--- /dev/null
+++ b/content/notes/cosc203-lab24.md
@@ -0,0 +1,9 @@
+---
+title: "cosc203-lab24"
+aliases: 
+tags: 
+- cosc203
+- lab
+---
+
+