diff --git a/sortix/directory.cpp b/sortix/directory.cpp
index 3040c435..e37f9598 100644
--- a/sortix/directory.cpp
+++ b/sortix/directory.cpp
@@ -65,7 +65,7 @@ namespace Sortix
 				// space buffer is empty on the next call, so that'll probably
 				// succeed. The directory read function will store the number of
 				// bytes needed in the d_namelen variable and set errno to
-				// EINVAL such that userspace knows we need a larger buffer.
+				// ERANGE such that userspace knows we need a larger buffer.
 				if ( dir->Read(dirent, size) ) { return (prev) ? 0 : -1; }
 
 				// Insert the current dirent into the single-linked list for
diff --git a/sortix/fs/devfs.cpp b/sortix/fs/devfs.cpp
index 634fa9fa..bf24018e 100644
--- a/sortix/fs/devfs.cpp
+++ b/sortix/fs/devfs.cpp
@@ -317,7 +317,7 @@ namespace Sortix
 		if ( available < needed )
 		{
 			dirent->d_namelen = needed;
-			Error::Set(EINVAL);
+			Error::Set(ERANGE);
 			return 0;
 		}
 
diff --git a/sortix/fs/initfs.cpp b/sortix/fs/initfs.cpp
index 5578ac8b..1cf74921 100644
--- a/sortix/fs/initfs.cpp
+++ b/sortix/fs/initfs.cpp
@@ -184,7 +184,7 @@ namespace Sortix
 		if ( available < needed )
 		{
 			dirent->d_namelen = needed;
-			Error::Set(EINVAL);
+			Error::Set(ERANGE);
 			return 0;
 		}
 
diff --git a/sortix/fs/ramfs.cpp b/sortix/fs/ramfs.cpp
index 0879db4f..ff759c7d 100644
--- a/sortix/fs/ramfs.cpp
+++ b/sortix/fs/ramfs.cpp
@@ -222,7 +222,7 @@ namespace Sortix
 		if ( available < needed )
 		{
 			dirent->d_namelen = needed;
-			Error::Set(EINVAL);
+			Error::Set(ERANGE);
 			return 0;
 		}