diff --git a/INSTALL.md b/INSTALL.md
index da72c6a7b..dd735eb85 100644
--- a/INSTALL.md
+++ b/INSTALL.md
@@ -447,6 +447,9 @@ To use this script you must launch terminal which can be found:
 
 If you wish to lean more you can run `./qTox-Mac-Deployer-ULTIMATE.sh -h`
 
+Note that the script will revert any non-committed changes to qTox repository
+during the `update` phase.
+
 #### First Run / Install
 If you are running the script for the first time you will want to make sure your
 system is ready. To do this simply run `./qTox-Mac-Deployer-ULTIMATE.sh -i` to
diff --git a/osx/qTox-Mac-Deployer-ULTIMATE.sh b/osx/qTox-Mac-Deployer-ULTIMATE.sh
index 0f9b2f234..598f377b2 100755
--- a/osx/qTox-Mac-Deployer-ULTIMATE.sh
+++ b/osx/qTox-Mac-Deployer-ULTIMATE.sh
@@ -185,6 +185,9 @@ update() {
     cd $TOXCORE_DIR
     fcho "Now in ${PWD}"
     fcho "Pulling ..."
+    # make sure that pull can be applied, i.e. clean up files from any
+    # changes that could have been applied to them
+    git checkout -f
     git pull
     read -r -p "Did Toxcore update from git? [y/N] " response
     if [[ $response =~ ^([yY][eE][sS]|[yY])$ ]]
@@ -198,6 +201,9 @@ update() {
     cd $QTOX_DIR
     fcho "Now in ${PWD}"
     fcho "Pulling ..."
+    # make sure that pull can be applied, i.e. clean up files from any
+    # changes that could have been applied to them
+    git checkout -f
     git pull
     read -r -p "Did qTox update from git? [y/N] " response
     if [[ $response =~ ^([yY][eE][sS]|[yY])$ ]]