diff --git a/Kernel/FileSystem/Inode.cpp b/Kernel/FileSystem/Inode.cpp
index cfae2dc331..bc4d3c2331 100644
--- a/Kernel/FileSystem/Inode.cpp
+++ b/Kernel/FileSystem/Inode.cpp
@@ -104,11 +104,6 @@ KResultOr<NonnullRefPtr<Custody>> Inode::resolve_as_link(Custody& base, RefPtr<C
     return VFS::the().resolve_path(path, base, out_parent, options, symlink_recursion_level);
 }
 
-unsigned Inode::fsid() const
-{
-    return m_fs.fsid();
-}
-
 Inode::Inode(FS& fs, unsigned index)
     : m_fs(fs)
     , m_index(index)
diff --git a/Kernel/FileSystem/Inode.h b/Kernel/FileSystem/Inode.h
index d19637a6b0..36c2a34995 100644
--- a/Kernel/FileSystem/Inode.h
+++ b/Kernel/FileSystem/Inode.h
@@ -54,7 +54,7 @@ public:
 
     FS& fs() { return m_fs; }
     const FS& fs() const { return m_fs; }
-    unsigned fsid() const;
+    unsigned fsid() const { return m_fs.fsid(); }
     unsigned index() const { return m_index; }
 
     size_t size() const { return metadata().size; }