diff --git a/cmake/toolchain/heptools-dev-base.cmake b/cmake/toolchain/heptools-dev-base.cmake
index f7664a42a6cae8a5efe8d8467dee80145af8ae2b..40267a8b353320becc328d18e545b07d9bdac023 100644
--- a/cmake/toolchain/heptools-dev-base.cmake
+++ b/cmake/toolchain/heptools-dev-base.cmake
@@ -405,8 +405,8 @@ else()
   LCG_external_package(m4                1.4.17                                 )
 endif()
 if(((${LCG_COMP} MATCHES gcc) AND (${LCG_COMPVERS} LESS 10)) OR (${LCG_COMP} MATCHES clang))
-LCG_external_package(madx              5.05.01                                  )
-LCG_external_package(cpymad            1.4.1                                    )
+LCG_external_package(madx              5.06.01                                  )
+LCG_external_package(cpymad            1.6.3                                    )
 endif()
 LCG_external_package(markdown          3.1.1                                    )
 LCG_external_package(MarkupSafe        1.0                                      )