diff --git a/runners/bookmarks/browsers/firefox.cpp b/runners/bookmarks/browsers/firefox.cpp
--- a/runners/bookmarks/browsers/firefox.cpp
+++ b/runners/bookmarks/browsers/firefox.cpp
@@ -137,7 +137,7 @@
         KConfigGroup grp = config;
         /* This allows the user to specify a profile database */
         m_dbFile = grp.readEntry<QString>("dbfile", QLatin1String(""));
-        if (m_dbFile.isEmpty() || QFile::exists(m_dbFile)) {
+        if (m_dbFile.isEmpty() || !QFile::exists(m_dbFile)) {
             //Try to get the right database file, the default profile is used
             KConfig firefoxProfile(QDir::homePath() + "/.mozilla/firefox/profiles.ini",
                                    KConfig::SimpleConfig);