diff --git a/include/user/signum.h b/include/user/signum.h
index 39a3b1a..2059b79 100644
--- a/include/user/signum.h
+++ b/include/user/signum.h
@@ -1,11 +1,23 @@
 #pragma once
 
+#define SIGHUP      1
 #define SIGINT      2
+#define SIGQUIT     3
+#define SIGTRAP     5
 #define SIGABRT     6
 #define SIGKILL     9
 #define SIGSEGV     11
 #define SIGSYS      12
+#define SIGPIPE     13
+#define SIGALRM     14
 #define SIGTERM     15
-#define SIGCHLD     17
 #define SIGUSR1     30
 #define SIGUSR2     31
+
+#define SIGTSTP     18
+#define SIGCONT     19
+#define SIGCHLD     20
+#define SIGTTIN     21
+#define SIGTTOU     22
+
+#define NSIG        32