diff --git a/build-swig-wrapper.sh b/build-swig-wrapper.sh
index c8d76e8..8ad4e55 100755
--- a/build-swig-wrapper.sh
+++ b/build-swig-wrapper.sh
@@ -3,14 +3,6 @@ set -xe
 
 sudo apt-get install -y swig build-essential python3-setuptools
 
-git clone --depth 1 https://github.com/apertium/lttoolbox.git
-pushd lttoolbox
-./autogen.sh --enable-python-bindings
-cd python
-make -j2
-python3 setup.py install
-popd
-
 git clone --depth 1 https://github.com/apertium/apertium-lex-tools.git
 pushd apertium-lex-tools
 ./autogen.sh --enable-python-bindings