diff --git a/.gitignore b/.gitignore
index 5b90c7d..2da6168 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,5 @@
 /cmake-build-*
 /build
-/.vscode
\ No newline at end of file
+/board/*.bak
+/.vscode
+
diff --git a/LPCXpresso55S69.mex b/LPCXpresso55S69.mex
index 652fb81..d0fd199 100644
--- a/LPCXpresso55S69.mex
+++ b/LPCXpresso55S69.mex
@@ -329,7 +329,7 @@
             <function name="BOARD_InitPins_Core1">
                <description>Configures pin routing and optionally pin electrical features.</description>
                <options>
-                  <callFromInitBoot>true</callFromInitBoot>
+                  <callFromInitBoot>false</callFromInitBoot>
                   <coreID>cm33_core1</coreID>
                   <enableClock>true</enableClock>
                </options>