diff --git a/ext/hls/m3u8.c b/ext/hls/m3u8.c
index 6beca2255f..c4bd0b1865 100644
--- a/ext/hls/m3u8.c
+++ b/ext/hls/m3u8.c
@@ -160,7 +160,7 @@ double_from_string (gchar * ptr, gchar ** endptr, gdouble * val)
   if (endptr)
     *endptr = end;
 
-  *val = (gint) ret;
+  *val = (gdouble) ret;
 
   return end != ptr;
 }