Index: lldb/bindings/python/python.swig
===================================================================
--- lldb/bindings/python/python.swig
+++ lldb/bindings/python/python.swig
@@ -52,10 +52,6 @@
     # Relative import should work if we are being loaded by Python.
     from . import $module"
 %enddef
-// These versions will not generate working python modules, so error out early.
-#if SWIG_VERSION >= 0x030009 && SWIG_VERSION < 0x030011
-#error Swig versions 3.0.9 and 3.0.10 are incompatible with lldb.
-#endif
 
 // The name of the module to be created.
 %module(docstring=DOCSTRING, moduleimport=MODULEIMPORT) lldb
Index: lldb/cmake/modules/LLDBConfig.cmake
===================================================================
--- lldb/cmake/modules/LLDBConfig.cmake
+++ lldb/cmake/modules/LLDBConfig.cmake
@@ -56,7 +56,7 @@
   message(STATUS "${description}: ${${variable}}")
 endmacro()
 
-add_optional_dependency(LLDB_ENABLE_SWIG "Enable SWIG to generate LLDB bindings" SWIG SWIG_FOUND VERSION 3)
+add_optional_dependency(LLDB_ENABLE_SWIG "Enable SWIG to generate LLDB bindings" SWIG SWIG_FOUND VERSION 4)
 add_optional_dependency(LLDB_ENABLE_LIBEDIT "Enable editline support in LLDB" LibEdit LibEdit_FOUND)
 add_optional_dependency(LLDB_ENABLE_CURSES "Enable curses support in LLDB" CursesAndPanel CURSESANDPANEL_FOUND)
 add_optional_dependency(LLDB_ENABLE_LZMA "Enable LZMA compression support in LLDB" LibLZMA LIBLZMA_FOUND)
Index: lldb/docs/resources/build.rst
===================================================================
--- lldb/docs/resources/build.rst
+++ lldb/docs/resources/build.rst
@@ -34,7 +34,7 @@
 scripting support.
 
 * `Python <http://www.python.org/>`_
-* `SWIG <http://swig.org/>`_ 3 or later.
+* `SWIG <http://swig.org/>`_ 4 or later.
 
 Optional Dependencies
 *********************