diff --git a/nix/build-all.py b/nix/build-all.py
index 0b1fd1830d..3c8f81bf52 100644
--- a/nix/build-all.py
+++ b/nix/build-all.py
@@ -64,10 +64,10 @@ OCE_VERSION="0.18"
 OCCT_VERSION="7.2.0"
 OCCT_HASH="88af392"
 PYTHON_VERSIONS=["2.7.12", "3.2.6", "3.3.6", "3.4.6", "3.5.3", "3.6.2"]
-BOOST_VERSION="1.67.0"
+BOOST_VERSION="1.59.0"
 PCRE_VERSION="8.39"
 LIBXML_VERSION="2.9.3"
-CMAKE_VERSION="3.11.4"
+CMAKE_VERSION="3.4.1"
 ICU_VERSION="56.1"
 SWIG_VERSION="3.0.12"