diff --git a/src/color.c b/src/color.c
index 633e342..e3b8a42 100644
--- a/src/color.c
+++ b/src/color.c
@@ -82,7 +82,7 @@ void zenity_colorselection (ZenityData *data, ZenityColorData *color_data)
   zenity_util_show_dialog (dialog, data->attach);
 
   if (data->timeout_delay > 0) {
-    g_timeout_add_seconds (data->timeout_delay * 1000,
+    g_timeout_add_seconds (data->timeout_delay,
                            (GSourceFunc) zenity_util_timeout_handle,
                            dialog);
   }
diff --git a/src/password.c b/src/password.c
index a6dceda..ff254fd 100644
--- a/src/password.c
+++ b/src/password.c
@@ -152,7 +152,7 @@ void zenity_password_dialog (ZenityData *data, ZenityPasswordData *password_data
   zenity_util_show_dialog (dialog, data->attach);
 
   if (data->timeout_delay > 0) {
-    g_timeout_add_seconds (data->timeout_delay * 1000,
+    g_timeout_add_seconds (data->timeout_delay,
                            (GSourceFunc) zenity_util_timeout_handle,
                            dialog);
   }
diff --git a/src/progress.c b/src/progress.c
index 1963f16..185da2f 100644
--- a/src/progress.c
+++ b/src/progress.c
@@ -67,7 +67,7 @@ static void
 zenity_progress_pulsate_start (GObject *progress_bar)
 {
   if (pulsate_timeout == -1) {
-    pulsate_timeout = g_timeout_add_seconds (100,
+    pulsate_timeout = g_timeout_add (100,
                                              zenity_progress_pulsate_progress_bar,
                                              progress_bar);
   }