diff --git a/src/device/hw_rev.rs b/src/device/hw_rev.rs
index c0771fd..c4e36d1 100644
--- a/src/device/hw_rev.rs
+++ b/src/device/hw_rev.rs
@@ -29,7 +29,7 @@ impl HWRev {
     ///     See Issue #32 on Kirdy Hw Repo
     pub fn startup_delay_before_gpio_init(&mut self){
         if self.major == 0 && self.minor == 3 {
-            sleep(1500);
+            sleep(5000);
         }
     }
 }
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