diff --git a/headers/posix/unistd.h b/headers/posix/unistd.h
index 038dcebad3..d7ab43d07d 100644
--- a/headers/posix/unistd.h
+++ b/headers/posix/unistd.h
@@ -49,6 +49,7 @@
 #define _POSIX_CHOWN_RESTRICTED				(1)
 #define _POSIX_CLOCK_SELECTION				(200809L)
 #define _POSIX_CPUTIME						(200809L)
+#define _POSIX_DEVICE_CONTROL				(202405L)
 #define _POSIX_FSYNC						(200809L)
 #define _POSIX_IPV6							(200809L)
 #define _POSIX_JOB_CONTROL					(1)
@@ -306,6 +307,8 @@
 #define _SC_THREAD_THREADS_MAX			141
 #define _SC_RE_DUP_MAX					142
 
+#define _SC_DEVICE_CONTROL				143
+
 
 /* confstr() constants */
 #define _CS_PATH				1
diff --git a/src/system/libroot/posix/unistd/conf.cpp b/src/system/libroot/posix/unistd/conf.cpp
index 46fbc2747e..e72f470ee2 100644
--- a/src/system/libroot/posix/unistd/conf.cpp
+++ b/src/system/libroot/posix/unistd/conf.cpp
@@ -169,6 +169,8 @@ __sysconf(int name)
 			return _POSIX_CLOCK_SELECTION;
 		case _SC_CPUTIME:
 			return _POSIX_CPUTIME;
+		case _SC_DEVICE_CONTROL:
+			return _POSIX_DEVICE_CONTROL;
 		case _SC_FSYNC:
 			return _POSIX_FSYNC;
 		case _SC_IPV6: