diff --git a/CHANGES.md b/CHANGES.md
index b8fcd22..fe2fb89 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,5 +1,6 @@
 3.3.0
  - updated to clingo-5.2.0 release
+  - python and lua support is disabled for this version
  - support for #include <csp>.
  - switched to MIT license
  - switched build system from scons to cmake
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 74cd1ea..5ec6159 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -55,6 +55,8 @@ set(clingcon_library_targets libclingo libgringo libpotassco libclasp libreify l
 set(CLINGO_BUILD_STATIC ON CACHE BOOL "need to build static")
 set(CLINGO_BUILD_APPS OFF CACHE BOOL "no other apps")
 set(CLASP_BUILD_TEST OFF CACHE BOOL "no clasp tests")
+set(CLINGO_BUILD_WITH_PYTHON OFF CACHE BOOL "no python support - use version 3.2.1")
+set(CLINGO_BUILD_WITH_LUA OFF CACHE BOOL "no lua support - use version 3.2.1")
 add_subdirectory(clingo)
 add_subdirectory(libcsp)
 
diff --git a/README.md b/README.md
index c976aec..a7a1fc5 100644
--- a/README.md
+++ b/README.md
@@ -7,11 +7,12 @@ Features:
  * based on clingo 5.x and libcsp 1.x
  * lazy nogood generation based on the order encoding
  * lazy variable generation allows for huge domains
- * supports multi-shot solving
+ * supports multi-shot solving (currently only <incmode> supported
  * supports optimization
  * no blackbox csp libraries used
  * uses gringo-5.x theory language interface, please include "csp.lp"
  * use --help=2 to find specific options for constraint solving 
+ * python and lua support is disabled for this version
 
 Call clingcon --help=2 for further options on constraint processing.
 Please consult the following resources for further information:
diff --git a/scratch/release.sh b/scratch/release.sh
index a5deb11..111f6b3 100755
--- a/scratch/release.sh
+++ b/scratch/release.sh
@@ -9,15 +9,16 @@ cd release
 
 VERSION=3.3.0
 git clone https://github.com/potassco/clingcon.git .
-git checkout v${VERSION}
+#git checkout v${VERSION}
 git submodule update --init --recursive
 
 GRINGO="clingcon-${VERSION}"
 GRINGO_LIN64="${GRINGO}-linux-x86_64"
 SRC="${GRINGO}-source"
 CMAKE=/home/wv/bin/linux/64/cmake-3.5.2/bin/cmake
+#CMAKE=cmake
 
-${CMAKE} -H. -Bbuild -DCMAKE_VERBOSE_MAKEFILE:BOOL=ON -DCLINGO_REQUIRE_LUA=ON -DCLINGO_BUILD_WITH_LUA=ON -DCLINGO_BUILD_WITH_PYTHON=OFF -DCMAKE_CXX_COMPILER=g++ -DCMAKE_C_COMPILER=gcc -DCMAKE_BUILD_TYPE=release -DCLINGO_BUILD_STATIC=ON -DCLINGO_MANAGE_RPATH=Off -DCMAKE_EXE_LINKER_FLAGS="-pthread -static -s -Wl,-u,pthread_cond_broadcast,-u,pthread_cond_destroy,-u,pthread_cond_signal,-u,pthread_cond_timedwait,-u,pthread_cond_wait,-u,pthread_create,-u,pthread_detach,-u,pthread_equal,-u,pthread_getspecific,-u,pthread_join,-u,pthread_key_create,-u,pthread_key_delete,-u,pthread_mutex_lock,-u,pthread_mutex_unlock,-u,pthread_once,-u,pthread_setspecific"
+${CMAKE} -H. -Bbuild -DCMAKE_VERBOSE_MAKEFILE:BOOL=ON -DCLINGO_REQUIRE_LUA=OFF -DCLINGO_BUILD_WITH_LUA=ON -DCLINGO_BUILD_WITH_PYTHON=OFF -DCMAKE_CXX_COMPILER=g++ -DCMAKE_C_COMPILER=gcc -DCMAKE_BUILD_TYPE=release -DCLINGO_BUILD_STATIC=ON -DCLINGO_MANAGE_RPATH=Off -DCMAKE_EXE_LINKER_FLAGS="-pthread -static -s -Wl,-u,pthread_cond_broadcast,-u,pthread_cond_destroy,-u,pthread_cond_signal,-u,pthread_cond_timedwait,-u,pthread_cond_wait,-u,pthread_create,-u,pthread_detach,-u,pthread_equal,-u,pthread_getspecific,-u,pthread_join,-u,pthread_key_create,-u,pthread_key_delete,-u,pthread_mutex_lock,-u,pthread_mutex_unlock,-u,pthread_once,-u,pthread_setspecific"
 ${CMAKE} --build build -- -j4