diff --git a/Userland/Libraries/LibC/errno_numbers.h b/Userland/Libraries/LibC/errno_numbers.h
index 8c9f73865f..62870e7bed 100644
--- a/Userland/Libraries/LibC/errno_numbers.h
+++ b/Userland/Libraries/LibC/errno_numbers.h
@@ -152,6 +152,8 @@ enum ErrnoCode {
     EPFNOSUPPORT,
 #define EPFNOSUPPORT EPFNOSUPPORT
     EDIRINTOSELF,
+#define EDQUOT EDQUOT
+    EDQUOT,
 #define EDIRINTOSELF EDIRINTOSELF
     EMAXERRNO,
 #define EMAXERRNO EMAXERRNO
diff --git a/Userland/Libraries/LibC/string.cpp b/Userland/Libraries/LibC/string.cpp
index 04021f9811..db74946ae8 100644
--- a/Userland/Libraries/LibC/string.cpp
+++ b/Userland/Libraries/LibC/string.cpp
@@ -348,6 +348,7 @@ const char* const sys_errlist[] = {
     "Not supported",
     "Protocol family not supported",
     "Cannot make directory a subdirectory of itself",
+    "Quota exceeded",
     "The highest errno +1 :^)",
 };