diff --git a/bootloaders/caterina_LUFA/Caterina.c b/bootloaders/caterina_LUFA/Caterina.c
index 11404a7..b6fbd9b 100755
--- a/bootloaders/caterina_LUFA/Caterina.c
+++ b/bootloaders/caterina_LUFA/Caterina.c
@@ -110,6 +110,15 @@ int main(void)
 	/* Watchdog may be configured with a 15 ms period so must disable it before doing anything else */
 	wdt_disable();
 	
+	/* Check the reason for the reset and act accordingly */
+	uint8_t  mcusr_state = MCUSR;		// store the initial state of the Status register
+	MCUSR = 0;							// clear all reset flags	
+	// After a power-on reset skip the bootloader and jump straight to sketch 
+	// if one exists.
+	if (mcusr_state & (1<<PORF) && pgm_read_word(0) != 0xFFFF) {		
+		StartSketch();
+	}
+	
 	/* Setup hardware required for the bootloader */
 	SetupHardware();
 
@@ -121,7 +130,7 @@ int main(void)
 		CDC_Task();
 		USB_USBTask();
 		/* Time out and start the sketch if one is present */
-		if (Timeout > 16000)
+		if (Timeout > 16000 && pgm_read_word(0) != 0xFFFF)
 			RunBootloader = false;
 
 		LEDPulse();
diff --git a/bootloaders/caterina_LUFA/Caterina.hex b/bootloaders/caterina_LUFA/Caterina.hex
index ffdb83e..3657484 100644
--- a/bootloaders/caterina_LUFA/Caterina.hex
+++ b/bootloaders/caterina_LUFA/Caterina.hex
@@ -1,6 +1,6 @@
 :1070000055C000006EC000006CC000006AC00000E7
 :1070100068C0000066C0000064C0000062C00000DC
-:1070200060C000005EC00000C4C400005AC0000080
+:1070200060C000005EC00000DCC400005AC0000068
 :1070300058C0000056C0000054C0000052C00000FC
 :1070400050C0000078C000004CC000004AC00000E2
 :1070500048C0000046C0000044C0000042C000001C
@@ -9,10 +9,10 @@
 :1070800030C000002EC000002CC000002AC000004C
 :1070900028C0000026C0000024C0000022C000005C
 :1070A00020C000001EC000001CC0000011241FBE34
-:1070B000CFEFDAE0DEBFCDBF11E0A0E0B1E0E6ED5A
-:1070C000FEE702C005900D92A03CB107D9F711E090
+:1070B000CFEFDAE0DEBFCDBF11E0A0E0B1E0E6E067
+:1070C000FFE702C005900D92A03CB107D9F711E08F
 :1070D000A0ECB1E001C01D92A63DB107E1F78ED34F
-:1070E000F8C68ECFF89410926F0010928100109223
+:1070E00010C78ECFF89410926F001092810010920A
 :1070F00085001092840081E085BF15BE47985D9A97
 :10710000289A0C94000008952091CA013091CB0177
 :107110002F5F3F4F3093CB012093CA01932F37FF4E
@@ -66,7 +66,7 @@
 :10741000FF29E4918E2FEBDEDD2081F082E090E009
 :10742000A0E0B0E0E80EF91E0A1F1B1FE092C601A3
 :10743000F092C7010093C8011093C901DC2418C061
-:10744000D801C701B695A795979587952CD5CFDE1E
+:10744000D801C701B695A7959795879544D5CFDE06
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 :10746000E092C601F092C7010093C8011093C901D0
 :107470002197209709F0BECF7DC08090C6019090E3
@@ -80,7 +80,7 @@
 :1074F0000093C8011093C90102C061DE582E7424A4
 :1075000023C0E090C601F090C7010091C80110911E
 :10751000C90116950795F794E79451DE682FC701C6
-:10752000CAD48091C6019091C701A091C801B091C1
+:10752000E2D48091C6019091C701A091C801B091A9
 :10753000C9010296A11DB11D8093C6019093C70198
 :10754000A093C801B093C901219704C055247724A2
 :1075500044244394209709F0A5CF96E4691641F49A
@@ -97,12 +97,12 @@
 :107600003DCE823551F4E091C601F091C70105915C
 :107610001491812FECDD802F4CC0843421F5E09053
 :10762000C601F090C7010091C8011091C9011695DB
-:107630000795F794E794C3DD682FC7013CD4809188
+:107630000795F794E794C3DD682FC70154D4809170
 :10764000C6019091C701A091C801B091C9010296ED
 :10765000A11DB11D8093C6019093C701A093C801DD
 :10766000B093C9010BCE843609F5E090C601F090C5
 :10767000C7010091C8011091C901D801C701B69591
-:10768000A795979587950FD4B2DD82E090E0A0E0B2
+:10768000A7959795879527D4B2DD82E090E0A0E09A
 :10769000B0E0E80EF91E0A1F1B1FE092C601F0922F
 :1076A000C7010093C8011093C90104C08B3111F0C8
 :1076B0008FE39DDD83E08093E9009091E800809165
@@ -115,138 +115,141 @@
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 :10776000E8000895913279F48091E800877F809352
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 :1077A00084B7877F84BF88E10FB6F8948093600028
 :1077B000109260000FBE20E880E090E00FB6F894D1
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