diff --git a/Problem 5/MyShell.c b/Problem 5/MyShell.c
index 8195572..947bb7a 100644
--- a/Problem 5/MyShell.c	
+++ b/Problem 5/MyShell.c	
@@ -4,7 +4,7 @@
  * Description: Simple shell application.
  */
 
-#include "Myshell.h"
+#include "MyShell.h"
 
 int main(int argc, char const *argv[]) {
 	/* Create buffer for command */
diff --git a/Problem 7/DupShell.c b/Problem 7/DupShell.c
index 169c6cf..074f6da 100644
--- a/Problem 7/DupShell.c	
+++ b/Problem 7/DupShell.c	
@@ -5,6 +5,7 @@
  */
 
 #include "DupShell.h"
+#include<signal.h>
 
 int main(int argc, char const *argv[]) {
 	/* Create buffer for command */