diff --git a/debian/libmonoboehm-2.0-1.symbols b/debian/libmonoboehm-2.0-1.symbols
index 1b5265cd56..e8d4c80c8f 100644
--- a/debian/libmonoboehm-2.0-1.symbols
+++ b/debian/libmonoboehm-2.0-1.symbols
@@ -979,8 +979,6 @@ libmonoboehm-2.0.so.1 libmonoboehm-2.0-1 #MINVER#
  mono_install_assembly_refonly_search_hook@Base 4.1.0.1738
  mono_install_assembly_search_hook@Base 4.1.0.1738
  mono_install_runtime_cleanup@Base 4.1.0.1738
- mono_install_threadpool_item_hooks@Base 4.1.0.1738
- mono_install_threadpool_thread_hooks@Base 4.1.0.1738
  mono_install_unhandled_exception_hook@Base 4.1.0.1738
  mono_is_debugger_attached@Base 4.1.0.1738
  mono_jit_cleanup@Base 4.1.0.1738
diff --git a/debian/libmonosgen-2.0-1.symbols b/debian/libmonosgen-2.0-1.symbols
index 15d5eb91e6..b0d57cbd92 100644
--- a/debian/libmonosgen-2.0-1.symbols
+++ b/debian/libmonosgen-2.0-1.symbols
@@ -477,8 +477,6 @@ libmonosgen-2.0.so.1 libmonosgen-2.0-1 #MINVER#
  mono_install_assembly_refonly_search_hook@Base 4.1.0.1738
  mono_install_assembly_search_hook@Base 4.1.0.1738
  mono_install_runtime_cleanup@Base 4.1.0.1738
- mono_install_threadpool_item_hooks@Base 4.1.0.1738
- mono_install_threadpool_thread_hooks@Base 4.1.0.1738
  mono_install_unhandled_exception_hook@Base 4.1.0.1738
  mono_is_debugger_attached@Base 4.1.0.1738
  mono_jit_cleanup@Base 4.1.0.1738