diff --git a/.travis.yml b/.travis.yml
index c4a223e..e5e54e6 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -67,7 +67,7 @@ matrix:
 env:
   global:
    - JOBS: "3"
-   - OSRM_RELEASE: "develop"
+   - OSRM_RELEASE: "60a06e0ee79ab429bc1131beae13459d4bf00693"
    - secure: KitzGZjoDblX/3heajcvssGz0JnJ/k02dr2tu03ksUV+6MogC3RSQudqyKY57+f8VyZrcllN/UOlJ0Q/3iG38Oz8DljC+7RZxtkVmE1SFBoOezKCdhcvWM12G3uqPs7hhrRxuUgIh0C//YXEkulUrqa2H1Aj2xeen4E3FAqEoy0=
    - secure: WLGmxl6VTVWhXGm6X83GYNYzPNsvTD+9usJOKM5YBLAdG7cnOBQBNiCCUKc9OZMMZVUr3ec2/iigakH5Y8Yc+U6AlWKzlORyqWLuk4nFuoedu62x6ocQkTkuOc7mHiYhKd21xTGMYauaZRS6kugv4xkpGES2UjI2T8cjZ+LN2jU=
 
diff --git a/bootstrap.sh b/bootstrap.sh
index 12ec790..882df7a 100755
--- a/bootstrap.sh
+++ b/bootstrap.sh
@@ -10,7 +10,7 @@ CURRENT_DIR=$(pwd)
 # default to clang
 CXX=${CXX:-clang++}
 TARGET=${TARGET:-Release}
-OSRM_RELEASE=${OSRM_RELEASE:-"develop"}
+OSRM_RELEASE=${OSRM_RELEASE:-"v4.9.0"}
 OSRM_REPO=${OSRM_REPO:-"https://github.com/Project-OSRM/osrm-backend.git"}
 OSRM_DIR=deps/osrm-backend-${TARGET}
 
@@ -79,7 +79,8 @@ function build_osrm() {
       -DCMAKE_INCLUDE_PATH=${MASON_HOME}/include \
       -DCMAKE_LIBRARY_PATH=${MASON_HOME}/lib \
       -DCMAKE_BUILD_TYPE=${TARGET} \
-      -DCMAKE_EXE_LINKER_FLAGS="${LINK_FLAGS}"
+      -DCMAKE_EXE_LINKER_FLAGS="${LINK_FLAGS}" \
+      -DDEBUG_GEOMETRY=ON
     make -j${JOBS} && make install
 
     popd
diff --git a/package.json b/package.json
index da1b275..992e9c1 100644
--- a/package.json
+++ b/package.json
@@ -4,7 +4,7 @@
   "url": "https://github.com/Project-OSRM/node-osrm",
   "homepage": "http://project-osrm.org",
   "author": "Dane Springmeyer <springmeyer>",
-  "version": "4.9.0-develop.0",
+  "version": "4.9.0-traffic.5",
   "main": "./lib/osrm.js",
   "license": "BSD",
   "bugs": {
diff --git a/scripts/install_node.sh b/scripts/install_node.sh
index 1ae9fe1..ec6e25f 100644
--- a/scripts/install_node.sh
+++ b/scripts/install_node.sh
@@ -1,6 +1,6 @@
 # here we set up the node version on the fly based on the matrix value.
 # This is done manually so that the build works the same on OS X
-rm -rf ~/.nvm/ && git clone --depth 1 https://github.com/creationix/nvm.git ~/.nvm
+rm -rf ~/.nvm/ && git clone --depth 1 --branch v0.30.1 https://github.com/creationix/nvm.git ~/.nvm
 source ~/.nvm/nvm.sh
 nvm install $1
 nvm use $1
diff --git a/scripts/publish.sh b/scripts/publish.sh
index 7c2947b..5de85d2 100755
--- a/scripts/publish.sh
+++ b/scripts/publish.sh
@@ -1,10 +1,15 @@
 
 ./node_modules/.bin/node-pre-gyp package ${NPM_FLAGS}
 
-COMMIT_MESSAGE=$(git show -s --format=%B $TRAVIS_COMMIT | tr -d '\n')
+COMMIT_MESSAGE=$(git log --format=%B --no-merges -n 1 | tr -d '\n')
+echo ${COMMIT_MESSAGE}
 
 if [[ ${COMMIT_MESSAGE} =~ "[publish binary]" ]]; then
+    echo "Publishing"
     ./node_modules/.bin/node-pre-gyp publish ${NPM_FLAGS}
 elif [[ ${COMMIT_MESSAGE} =~ "[republish binary]" ]]; then
+    echo "Re-Publishing"
     ./node_modules/.bin/node-pre-gyp unpublish publish ${NPM_FLAGS}
+else
+    echo "Skipping publishing"
 fi;
diff --git a/src/node_osrm.cpp b/src/node_osrm.cpp
index 8c89dbb..eef1411 100644
--- a/src/node_osrm.cpp
+++ b/src/node_osrm.cpp
@@ -420,6 +420,10 @@ void Engine::match(const Nan::FunctionCallbackInfo<v8::Value> &args)
     {
         params->matching_beta = obj->Get(Nan::New("matching_beta").ToLocalChecked())->NumberValue();
     }
+    if (obj->Has(Nan::New("matching_prune_factor").ToLocalChecked()))
+    {
+        params->matching_beta = obj->Get(Nan::New("matching_prune_factor").ToLocalChecked())->NumberValue();
+    }
 
     if (timestamps->IsArray())
     {
diff --git a/test/data/data.md5sum b/test/data/data.md5sum
index 9953cb6..fd586b8 100644
--- a/test/data/data.md5sum
+++ b/test/data/data.md5sum
@@ -1,3 +1,3 @@
 db2ddaa47d4cb3f6403638c2b22c88c8  lib/access.lua
-0dd83131d425cbb1b50c036a35529cfc  car.lua
+4782bd9723a10789b22065a531525371  car.lua
 045af81d07eb9f22e5718db13cf337e4  berlin-latest.osm.pbf