diff --git a/settingsdialog.cpp b/settingsdialog.cpp
index 7c2ed0c..eb67258 100644
--- a/settingsdialog.cpp
+++ b/settingsdialog.cpp
@@ -41,7 +41,7 @@ SettingsDialog::SettingsDialog(QWidget *parent) : QDialog(parent), ui(new Ui::Se
     for (Uploader *u : UploaderSingleton::inst().uploaderList()) newUploader(u);
 
     // Set filename scheme
-    setScheme(settings::settings().value("fileFormat", "Screenshot %(yyyy-MM-dd HH:mm:ss)date.%ext").toString());
+    setScheme(settings::settings().value("fileFormat", "Screenshot %(yyyy-MM-dd HH-mm-ss)date.%ext").toString());
 
     // Set delay
     if ((settings::settings().contains("delay")))
diff --git a/settingsdialog.ui b/settingsdialog.ui
index ba64411..0acfd66 100644
--- a/settingsdialog.ui
+++ b/settingsdialog.ui
@@ -84,7 +84,7 @@
       <string>%(date format)date and %ext are supported</string>
      </property>
      <property name="text">
-      <string>Screenshot %(yyyy-MM-dd HH:mm:ss)date.%ext</string>
+      <string>Screenshot %(yyyy-MM-dd HH-mm-ss)date.%ext</string>
      </property>
     </widget>
    </item>
diff --git a/uploaders/uploadersingleton.cpp b/uploaders/uploadersingleton.cpp
index f40f0dc..8198b06 100644
--- a/uploaders/uploadersingleton.cpp
+++ b/uploaders/uploadersingleton.cpp
@@ -82,7 +82,7 @@ void UploaderSingleton::upload(QPixmap pixmap) {
     }
     QString format = settings::settings().value("captureformat", "PNG").toString();
     QFile file(saveDir.absoluteFilePath(
-    formatter::format(settings::settings().value("fileFormat", "Screenshot %(yyyy-MM-dd HH:mm:ss)date.%ext").toString(),
+    formatter::format(settings::settings().value("fileFormat", "Screenshot %(yyyy-MM-dd HH-mm-ss)date.%ext").toString(),
                       format.toLower())));
 
     if (file.open(QFile::ReadWrite)) {