diff --git a/include/signal.h b/include/signal.h
index 6e0519d200..3279248d21 100644
--- a/include/signal.h
+++ b/include/signal.h
@@ -160,12 +160,6 @@
 
 #define SIGIO           SIGPOLL
 
-/* The following are non-standard signal definitions */
-
-/* SIGWORK is used to wake up various internal NuttX worker threads */
-
-#define SIGWORK         31  /* Used to wake up the work queue */
-
 /* sigprocmask() "how" definitions. Only one of the following can be specified: */
 
 #define SIG_BLOCK       1  /* Block the given signals */
diff --git a/libs/libc/string/lib_strsignal.c b/libs/libc/string/lib_strsignal.c
index 3e8fe096d6..8588f98f20 100644
--- a/libs/libc/string/lib_strsignal.c
+++ b/libs/libc/string/lib_strsignal.c
@@ -158,13 +158,6 @@ FAR char *strsignal(int signum)
         return (FAR char *)"SIGTERM";
 #endif
 
-      /* Non-standard signals */
-
-#ifdef SIGWORK
-      case SIGWORK:
-        return (FAR char *)"SIGWORK";
-#endif
-
       default:
         break;
     }
diff --git a/sched/paging/paging.h b/sched/paging/paging.h
index 05196b8a34..18455172d0 100644
--- a/sched/paging/paging.h
+++ b/sched/paging/paging.h
@@ -27,6 +27,8 @@
 
 #include <nuttx/config.h>
 
+#include <signal.h>
+
 #ifdef CONFIG_PAGING
 
 /****************************************************************************
@@ -51,6 +53,8 @@
 #  define CONFIG_PAGING_STACKSIZE  CONFIG_IDLETHREAD_STACKSIZE
 #endif
 
+#define SIGPAGING SIGRTMIN
+
 /****************************************************************************
  * Public Data
  ****************************************************************************/
diff --git a/sched/paging/pg_miss.c b/sched/paging/pg_miss.c
index fba79a74dd..f6c9260edf 100644
--- a/sched/paging/pg_miss.c
+++ b/sched/paging/pg_miss.c
@@ -179,7 +179,7 @@ void pg_miss(void)
   if (!g_pftcb)
     {
       pginfo("Signaling worker. PID: %d\n", g_pgworker);
-      nxsig_kill(g_pgworker, SIGWORK);
+      nxsig_kill(g_pgworker, SIGPAGING);
     }
 }
 
diff --git a/sched/paging/pg_worker.c b/sched/paging/pg_worker.c
index 0ecdfcb9d0..6e8cc29a6d 100644
--- a/sched/paging/pg_worker.c
+++ b/sched/paging/pg_worker.c
@@ -177,7 +177,7 @@ static void pg_callback(FAR struct tcb_s *tcb, int result)
   /* Signal the page fill worker thread (in any event) */
 
   pginfo("Signaling worker. PID: %d\n", g_pgworker);
-  nxsig_kill(g_pgworker, SIGWORK);
+  nxsig_kill(g_pgworker, SIGPAGING);
 }
 #endif