diff --git a/deploy_dqmgui.sh b/deploy_dqmgui.sh
index 57111fa..7c43238 100755
--- a/deploy_dqmgui.sh
+++ b/deploy_dqmgui.sh
@@ -268,14 +268,14 @@ install_classlib() {
 install_boost_gil() {
     mkdir -p $INSTALLATION_DIR/$DMWM_GIT_TAG/sw/external/src/
     tar -xzf "$SCRIPT_DIR/boost_gil/boost_gil.tar.gz" -C /tmp
-    mv /tmp/boost_gil/include/boost "$INSTALLATION_DIR/$DMWM_GIT_TAG/sw/external/src/boost"
+    mv -f /tmp/boost_gil/include/boost "$INSTALLATION_DIR/$DMWM_GIT_TAG/sw/external/src/boost"
 }
 
 install_gil_numeric() {
     NUMERIC_TMP_DIR=/tmp/numeric
     tar -xzf "$SCRIPT_DIR/numeric/numeric.tar.gz" -C /tmp
     mkdir -p "$INSTALLATION_DIR/$DMWM_GIT_TAG/sw/external/src/boost/gil/extension/"
-    mv "$NUMERIC_TMP_DIR" "$INSTALLATION_DIR/$DMWM_GIT_TAG/sw/external/src/boost/gil/extension/numeric"
+    mv -f "$NUMERIC_TMP_DIR" "$INSTALLATION_DIR/$DMWM_GIT_TAG/sw/external/src/boost/gil/extension/numeric"
 }
 
 install_dmwm() {
@@ -284,7 +284,7 @@ install_dmwm() {
     mkdir -p $DMWM_TMP_DIR
     tar -xzf "$SCRIPT_DIR/dmwm/dmwm.tar.gz" -C /tmp
     # Move dqmgui-related scripts from DMWM to the config folder
-    mv "$DMWM_TMP_DIR/dqmgui" "$INSTALLATION_DIR/$DMWM_GIT_TAG/config/"
+    mv -f "$DMWM_TMP_DIR/dqmgui" "$INSTALLATION_DIR/$DMWM_GIT_TAG/config/"
 
     rm -rf $DMWM_TMP_DIR
 }