diff --git a/CMakeLists.txt b/CMakeLists.txt
index 714b46cbbc8..28c8f0f07cf 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -55,6 +55,19 @@ else ()
         $(MAKE) -C src/liblzma install
     )
 endif ()
+ExternalProject_Add_StepTargets(ep_lzma autoreconf)
+ExternalProject_Add_Step(ep_lzma autoreconf
+  COMMAND autoreconf -fi
+  WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/xz-4.999.9beta
+  DEPENDEES update patch
+  DEPENDERS configure
+  DEPENDS
+  ${CMAKE_CURRENT_SOURCE_DIR}/xz-4.999.9beta/configure.ac
+  ${CMAKE_CURRENT_SOURCE_DIR}/xz-4.999.9beta/Makefile.am
+  ${CMAKE_CURRENT_SOURCE_DIR}/xz-4.999.9beta/src/Makefile.am
+  ${CMAKE_CURRENT_SOURCE_DIR}/xz-4.999.9beta/src/liblzma/Makefile.am
+  ${CMAKE_CURRENT_SOURCE_DIR}/xz-4.999.9beta/src/liblzma/api/Makefile.am
+  )
 add_custom_target(build_lzma DEPENDS ep_lzma)
 
 add_library(lzma STATIC IMPORTED)