diff --git a/configure.ac b/configure.ac
index 7ccf9964..fa5838ed 100644
--- a/configure.ac
+++ b/configure.ac
@@ -186,8 +186,8 @@ AS_IF([test "x$ncurses_cv_wget_wch" != xyes],
     [AC_MSG_ERROR([ncurses does not support wide characters])])
 
 ### Check for glib libraries
-PKG_CHECK_MODULES([glib], [glib-2.0 >= 2.56.0], [],
-    [AC_MSG_ERROR([glib 2.56.0 or higher is required for profanity])])
+PKG_CHECK_MODULES([glib], [glib-2.0 >= 2.62.0], [],
+    [AC_MSG_ERROR([glib 2.62.0 or higher is required for profanity])])
 PKG_CHECK_MODULES([gio], [gio-2.0], [],
     [AC_MSG_ERROR([libgio-2.0 from glib-2.0 is required for profanity])])
 
diff --git a/src/database.c b/src/database.c
index 8424b398..37fe5a03 100644
--- a/src/database.c
+++ b/src/database.c
@@ -316,15 +316,9 @@ _add_to_db(ProfMessage* message, char* type, const Jid* const from_jid, const Ji
     gchar* date_fmt;
 
     if (message->timestamp) {
-        // g_date_time_format_iso8601() is only availble from glib 2.62 on.
-        // To still support Debian buster lets use g_date_time_format() for now.
-        //date_fmt = g_date_time_format_iso8601(message->timestamp);
-        date_fmt = g_date_time_format(message->timestamp, "%FT%T%:::z");
+        date_fmt = g_date_time_format_iso8601(message->timestamp);
     } else {
-        // g_date_time_format_iso8601() is only availble from glib 2.62 on.
-        // To still support Debian buster lets use g_date_time_format() for now.
-        //date_fmt = g_date_time_format_iso8601(g_date_time_new_now_local());
-        date_fmt = g_date_time_format(g_date_time_new_now_local(), "%FT%T%:::z");
+        date_fmt = g_date_time_format_iso8601(g_date_time_new_now_local());
     }
 
     const char* enc = _get_message_enc_str(message->enc);