diff --git a/fragments/functions.sh b/fragments/functions.sh
index 138407a..79c1aa2 100644
--- a/fragments/functions.sh
+++ b/fragments/functions.sh
@@ -895,7 +895,7 @@ initNamedPipe() {
             mkfifo -m 644 $pipe
             ;;
         "delete")
-            # clean up 
+            # clean up
             rm $pipe
             ;;
         *)
@@ -907,7 +907,7 @@ readDownloadPipe() {
     # reads from a previously created named pipe
     # output from curl with --progress-bar. % downloaded is read in and then sent to the specified log file
     local pipe=$1
-    local log=$2
+    local log=${2:-$DIALOG_CMD_FILE}
     # set up read from pipe
     while IFS= read -k 1 -u 0 char; do
         [[ $char =~ [0-9] ]] && keep=1 ;
@@ -936,20 +936,20 @@ killProcess() {
 
 updateDialogProgress() {
     local progress=$1
-    local log=$2
+    local log=${2:-$DIALOG_CMD_FILE}
     echo "progress: $progress" >> $log
 }
 
 updateDialogProgressText() {
     local message=$1
-    local log=$2
+    local log=${2:-$DIALOG_CMD_FILE}
     echo "progresstext: $message" >> $log
 }
 
 launchDialog() {
     # launches a dialog window to display download and/or install progress.
     local name=$1
-    local log=$2
+    local log=${2:-$DIALOG_CMD_FILE}
     if [[ -z "$log" ]]; then
         log="/var/tmp/dialog.log"
     fi
@@ -979,12 +979,12 @@ launchDialog() {
 
 quitDialog() {
     # sends the quit command to dialog
-    local log=$1
+    local log=${1:-$DIALOG_CMD_FILE}
     echo "quit:" >> "$log"
 }
 
 enableDialogButtonAndSetToDone() {
-    local log=$1
+    local log=${1:-$DIALOG_CMD_FILE}
     echo "button1text: Done" >> $log
     echo "button1: enable" >> $log
 }
diff --git a/fragments/header.sh b/fragments/header.sh
index f467954..1be0c2d 100644
--- a/fragments/header.sh
+++ b/fragments/header.sh
@@ -7,7 +7,7 @@ label="" # if no label is sent to the script, this will be used
 # 2020-2021 Installomator
 #
 # inspired by the download scripts from William Smith and Sander Schram
-# 
+#
 # Contributers:
 #    Armin Briegel - @scriptingosx
 #    Isaac Ordonez - @issacatmann
@@ -23,7 +23,7 @@ export PATH=/usr/bin:/bin:/usr/sbin:/sbin
 # set to 0 for production, 1 or 2 for debugging
 # while debugging, items will be downloaded to the parent directory of this script
 # also no actual installation will be performed
-# debug mode 1 will download to the directory the script is run in, but will not check the version 
+# debug mode 1 will download to the directory the script is run in, but will not check the version
 # debug mode 2 will download to the temp directory, check for blocking processes, check the version, but will not install anything or remove the current version
 DEBUG=1
 
@@ -34,13 +34,6 @@ NOTIFY=success
 #   - silent       no notifications
 #   - all          all notifications (great for Self Service installation)
 
-# show swiftDialog window with download and install progress
-SHOWPROGRESS="no"
-# options:
-#   - no           do not show download or install progress
-#   - yes          show download or install progress
-DIALOGCMDFILE="/var/tmp/dialog.log"
-
 # behavior when blocking processes are found
 BLOCKING_PROCESS_ACTION=tell_user
 # options:
@@ -144,6 +137,14 @@ IGNORE_DND_APPS=""
 # example that will ignore browsers when evaluating DND:
 # IGNORE_DND_APPS="firefox,Google Chrome,Safari,Microsoft Edge,Opera,Amphetamine,caffeinate"
 
+# show swiftDialog window with download and install progress
+DIALOG_PROGRESS="no"
+# options:
+#   - no           do not show download or install progress (default)
+#   - yes          show download or install progress
+DIALOG_CMD_FILE="/var/tmp/dialog.log"
+
+
 
 # NOTE: How labels work
 
@@ -190,7 +191,7 @@ IGNORE_DND_APPS=""
 #   How we get version number from app. Possible values:
 #     - CFBundleShortVersionString
 #     - CFBundleVersion
-#   Not all software titles uses fields the same. 
+#   Not all software titles uses fields the same.
 #   See Opera label.
 #
 # - appCustomVersion(){}: (optional function)
diff --git a/fragments/main.sh b/fragments/main.sh
index 94fef76..4e44ccb 100644
--- a/fragments/main.sh
+++ b/fragments/main.sh
@@ -195,21 +195,23 @@ else
         fi
     fi
 
-    if [[ $SHOWPROGRESS == "yes" ]]; then
+    if [[ $DIALOG_PROGRESS == "yes" ]]; then
         # pipe
         pipe="/tmp/dlpipe"
         # initialise named pipe for curl output
         initNamedPipe create $pipe
-        
+
         # run the pipe read in the background
-        readDownloadPipe $pipe "$DIALOGCMDFILE" &
-        downloadPipePID=$!
+        readDownloadPipe $pipe "$DIALOGCMDFILE" & downloadPipePID=$!
+
+        # TODO: this should _not_ be part of Installomator.
+        # Also there should be a check if DIALOG_PROGRESS is set but dialog is not installed
 
         # launch dialog
         launchDialog "$name" "$DIALOGCMDFILE" &
 
         # curl (extract - line in "# MARK: download the archive" of Installomator.sh)
-        curlDownload=$(curl -fL -# --show-error "$downloadURL" -o "$archiveName" 2>&1 | tee $pipe)
+        curlDownload=$(curl -fL -# --show-error ${curlOptions} "$downloadURL" -o "$archiveName" 2>&1 | tee $pipe)
         # because we are tee-ing the output, we want the pipe status of the first command in the chain, not the most recent one
         curlDownloadStatus=$(echo $pipestatus[1])
         killProcess $downloadPipePID
@@ -220,7 +222,7 @@ else
         curlDownload=$(curl -v -fsL --show-error ${curlOptions} "$downloadURL" -o "$archiveName" 2>&1)
         curlDownloadStatus=$(echo $?)
     fi
-    
+
     deduplicatelogs "$curlDownload"
     if [[ $curlDownloadStatus -ne 0 ]]; then
     #if ! curl --location --fail --silent "$downloadURL" -o "$archiveName"; then