diff --git a/kernel/include/fs/FileDescriptor.h b/kernel/include/fs/FileDescriptor.h
index d9ff1480..b6ee909b 100644
--- a/kernel/include/fs/FileDescriptor.h
+++ b/kernel/include/fs/FileDescriptor.h
@@ -43,6 +43,8 @@ struct Descriptor
     Descriptor(const Descriptor& other);
     Descriptor();
 
+    const Descriptor& operator=(const Descriptor& other);
+
   private:
     bool m_is_open;
     bool m_can_read;
diff --git a/kernel/src/fs/FileDescriptor.cpp b/kernel/src/fs/FileDescriptor.cpp
index d45d41b6..eb4e2da9 100644
--- a/kernel/src/fs/FileDescriptor.cpp
+++ b/kernel/src/fs/FileDescriptor.cpp
@@ -40,4 +40,14 @@ int Descriptor::seek(long offset)
         return -EINVAL; // FIXME: Support seeking beyond the current file's length.
     m_offset = (uint64_t)offset;
     return 0;
+}
+
+const Descriptor& Descriptor::operator=(const Descriptor& other)
+{
+    m_is_open = other.m_is_open;
+    m_can_read = other.m_can_read;
+    m_can_write = other.m_can_write;
+    m_offset = other.m_offset;
+    m_node = other.m_node;
+    return other;
 }
\ No newline at end of file