diff --git a/libs/libc/include/errno.h b/libs/libc/include/errno.h
index 6fe5b4f6..e86b6f34 100644
--- a/libs/libc/include/errno.h
+++ b/libs/libc/include/errno.h
@@ -4,25 +4,26 @@
 /* The last error encountered during a call to a library or system function. */
 extern int errno;
 
-#define EPERM 1    // Operation not permitted
-#define ENOENT 2   // No such file or directory
-#define ESRCH 3    // No such process
-#define EINTR 4    // Interrupted system call. Not implemented.
-#define ENOEXEC 8  // Exec format error
-#define EBADF 9    // Bad file descriptor
-#define EAGAIN 11  // Resource temporarily unavailable
-#define ENOMEM 12  // Cannot allocate memory
-#define EFAULT 14  // Bad address
-#define EEXIST 17  // File exists
-#define ENOTDIR 20 // Not a directory
-#define EISDIR 21  // Is a directory
-#define EINVAL 22  // Invalid argument
-#define EMFILE 24  // Too many open files
-#define ENOTTY 25  // Inappropriate ioctl for device
-#define ENOSPC 28  // No space left on device
-#define EPIPE 32   // Broken pipe. Not implemented.
-#define ERANGE 34  // Numerical result out of range
-#define ENOSYS 38  // Function not implemented
-#define ENOTSUP 95 // Operation not supported
+#define EPERM 1       // Operation not permitted
+#define ENOENT 2      // No such file or directory
+#define ESRCH 3       // No such process
+#define EINTR 4       // Interrupted system call. Not implemented.
+#define ENOEXEC 8     // Exec format error
+#define EBADF 9       // Bad file descriptor
+#define EAGAIN 11     // Resource temporarily unavailable
+#define ENOMEM 12     // Cannot allocate memory
+#define EFAULT 14     // Bad address
+#define EEXIST 17     // File exists
+#define ENOTDIR 20    // Not a directory
+#define EISDIR 21     // Is a directory
+#define EINVAL 22     // Invalid argument
+#define EMFILE 24     // Too many open files
+#define ENOTTY 25     // Inappropriate ioctl for device
+#define ENOSPC 28     // No space left on device
+#define EPIPE 32      // Broken pipe. Not implemented.
+#define ERANGE 34     // Numerical result out of range
+#define ENOSYS 38     // Function not implemented
+#define ENOTSUP 95    // Operation not supported
+#define EOPNOTSUPP 95 // Operation not supported
 
 #endif
\ No newline at end of file