diff --git a/kindlecomicconverter/KCC_gui.py b/kindlecomicconverter/KCC_gui.py
index 3683f3f..a2e92f8 100644
--- a/kindlecomicconverter/KCC_gui.py
+++ b/kindlecomicconverter/KCC_gui.py
@@ -113,12 +113,6 @@ class Icons:
         self.CBZFormat.addPixmap(QtGui.QPixmap(":/Formats/icons/CBZ.png"), QtGui.QIcon.Normal, QtGui.QIcon.Off)
         self.EPUBFormat = QtGui.QIcon()
         self.EPUBFormat.addPixmap(QtGui.QPixmap(":/Formats/icons/EPUB.png"), QtGui.QIcon.Normal, QtGui.QIcon.Off)
-        self.KFXFormat = QtGui.QIcon()
-        self.KFXFormat.addPixmap(QtGui.QPixmap(":/Formats/icons/KFX.png"), QtGui.QIcon.Normal, QtGui.QIcon.Off)
-        self.MOBIEPUBFormat = QtGui.QIcon()
-        self.MOBIEPUBFormat.addPixmap(QtGui.QPixmap(":/Formats/icons/MOBI.png"), QtGui.QIcon.Normal, QtGui.QIcon.Off)
-        self.EPUB200MBFormat = QtGui.QIcon()
-        self.EPUB200MBFormat.addPixmap(QtGui.QPixmap(":/Formats/icons/EPUB.png"), QtGui.QIcon.Normal, QtGui.QIcon.Off)
 
         self.info = QtGui.QIcon()
         self.info.addPixmap(QtGui.QPixmap(":/Status/icons/info.png"), QtGui.QIcon.Normal, QtGui.QIcon.Off)
@@ -224,7 +218,8 @@ class WorkerThread(QtCore.QThread):
         currentJobs = []
 
         options.profile = GUI.profiles[str(GUI.deviceBox.currentText())]['Label']
-        options.format = str(GUI.formatBox.currentText()).replace('/AZW3', '')
+        gui_current_format = GUI.formats[str(GUI.formatBox.currentText())]['format']
+        options.format = gui_current_format
         if GUI.mangaBox.isChecked():
             options.righttoleft = True
         if GUI.rotateBox.checkState() == 1:
@@ -280,7 +275,7 @@ class WorkerThread(QtCore.QThread):
                 return
             self.errors = False
             MW.addMessage.emit('<b>Source:</b> ' + job, 'info', False)
-            if str(GUI.formatBox.currentText()) == 'CBZ':
+            if gui_current_format == 'CBZ':
                 MW.addMessage.emit('Creating CBZ files', 'info', False)
                 GUI.progress.content = 'Creating CBZ files'
             else:
@@ -330,11 +325,11 @@ class WorkerThread(QtCore.QThread):
                 return
             if not self.errors:
                 GUI.progress.content = ''
-                if str(GUI.formatBox.currentText()) == 'CBZ':
+                if gui_current_format == 'CBZ':
                     MW.addMessage.emit('Creating CBZ files... <b>Done!</b>', 'info', True)
                 else:
                     MW.addMessage.emit('Creating EPUB files... <b>Done!</b>', 'info', True)
-                if str(GUI.formatBox.currentText()) == 'MOBI/AZW3' or str(GUI.formatBox.currentText()) == 'MOBI+EPUB':
+                if 'MOBI' in gui_current_format:
                     MW.progressBarTick.emit('Creating MOBI files')
                     MW.progressBarTick.emit(str(len(outputPath) * 2 + 1))
                     MW.progressBarTick.emit('tick')
@@ -662,7 +657,7 @@ class KCCGUI(KCC_ui.Ui_mainWindow):
             GUI.formatBox.setCurrentIndex(profile['DefaultFormat'])
         if not GUI.webtoonBox.isChecked():
             GUI.qualityBox.setEnabled(profile['PVOptions'])
-        if str(GUI.formatBox.currentText()) == 'MOBI/AZW3':
+        if GUI.formats[str(GUI.formatBox.currentText())]['format'] == 'MOBI':
             GUI.outputSplit.setEnabled(True)
         else:
             GUI.outputSplit.setEnabled(False)
@@ -744,7 +739,7 @@ class KCCGUI(KCC_ui.Ui_mainWindow):
                 self.addMessage('Target resolution is not set!', 'error')
                 self.needClean = True
                 return
-            if str(GUI.formatBox.currentText()) == 'MOBI/AZW3' and not self.kindleGen:
+            if 'MOBI' in GUI.formats[str(GUI.formatBox.currentText())]['format'] and not self.kindleGen:
                 self.detectKindleGen()
                 if not self.kindleGen:
                     GUI.jobList.clear()
@@ -918,6 +913,16 @@ class KCCGUI(KCC_ui.Ui_mainWindow):
             if self.windowSize == '0x0':
                 MW.resize(500, 500)
 
+        self.formats = {  # text, icon, data/option_format
+            "MOBI/AZW3": {'icon': 'MOBI', 'format': 'MOBI'},
+            "EPUB": {'icon': 'EPUB', 'format': 'EPUB'},
+            "CBZ": {'icon': 'CBZ', 'format': 'CBZ'},
+            "EPUB (Calibre KFX)": {'icon': 'EPUB', 'format': 'KFX'},
+            "MOBI + EPUB": {'icon': 'MOBI', 'format': 'MOBI+EPUB'},
+            "EPUB (200MB limit)": {'icon': 'EPUB', 'format': 'EPUB-200MB'}
+        }
+
+
         self.profiles = {
             "Kindle Oasis 2/3": {'PVOptions': True, 'ForceExpert': False, 'DefaultFormat': 0,
                                  'DefaultUpscale': True, 'Label': 'KO'},
@@ -1082,9 +1087,8 @@ class KCCGUI(KCC_ui.Ui_mainWindow):
                 GUI.deviceBox.addItem(self.icons.deviceKobo, profile)
             else:
                 GUI.deviceBox.addItem(self.icons.deviceKindle, profile)
-        for f in ['MOBI/AZW3', 'EPUB', 'CBZ', 'KFX', 'MOBI+EPUB', 'EPUB-200MB']:
-            format_prefix = f.replace('/AZW3', '').replace('+', '').replace('-', '')
-            GUI.formatBox.addItem(eval('self.icons.' + format_prefix + 'Format'), f)
+        for f in self.formats:
+            GUI.formatBox.addItem(eval('self.icons.' + self.formats[f]['icon'] + 'Format'), f)
         if self.lastDevice > GUI.deviceBox.count():
             self.lastDevice = 0
         if profilesGUI[self.lastDevice] == "Separator":