diff --git a/gst/elements/gstfilesrc.c b/gst/elements/gstfilesrc.c
index 12fb2bc6dc..ac059706fb 100644
--- a/gst/elements/gstfilesrc.c
+++ b/gst/elements/gstfilesrc.c
@@ -779,7 +779,7 @@ gst_filesrc_srcpad_event (GstPad *pad, GstEvent *event)
   switch (GST_EVENT_TYPE (event)) {
     case GST_EVENT_SEEK:
     {
-      guint64 offset;
+      gint64 offset;
 
       if (GST_EVENT_SEEK_FORMAT (event) != GST_FORMAT_BYTES) {
 	goto error;
diff --git a/plugins/elements/gstfilesrc.c b/plugins/elements/gstfilesrc.c
index 12fb2bc6dc..ac059706fb 100644
--- a/plugins/elements/gstfilesrc.c
+++ b/plugins/elements/gstfilesrc.c
@@ -779,7 +779,7 @@ gst_filesrc_srcpad_event (GstPad *pad, GstEvent *event)
   switch (GST_EVENT_TYPE (event)) {
     case GST_EVENT_SEEK:
     {
-      guint64 offset;
+      gint64 offset;
 
       if (GST_EVENT_SEEK_FORMAT (event) != GST_FORMAT_BYTES) {
 	goto error;