diff --git a/configs/sama5d3x-ek/demo/defconfig b/configs/sama5d3x-ek/demo/defconfig
index 90cc043debf..6e0c3299d25 100644
--- a/configs/sama5d3x-ek/demo/defconfig
+++ b/configs/sama5d3x-ek/demo/defconfig
@@ -261,7 +261,7 @@ CONFIG_ARCH_STACKDUMP=y
 CONFIG_BOARD_LOOPSPERMSEC=49341
 # CONFIG_ARCH_CALIBRATION is not set
 CONFIG_ARCH_HAVE_INTERRUPTSTACK=y
-CONFIG_ARCH_INTERRUPTSTACK=0
+CONFIG_ARCH_INTERRUPTSTACK=2048
 
 #
 # Boot options
diff --git a/configs/sama5d3x-ek/nsh/defconfig b/configs/sama5d3x-ek/nsh/defconfig
index 7583cefc257..605ee9cbdd9 100644
--- a/configs/sama5d3x-ek/nsh/defconfig
+++ b/configs/sama5d3x-ek/nsh/defconfig
@@ -212,7 +212,7 @@ CONFIG_ARCH_STACKDUMP=y
 CONFIG_BOARD_LOOPSPERMSEC=49341
 # CONFIG_ARCH_CALIBRATION is not set
 CONFIG_ARCH_HAVE_INTERRUPTSTACK=y
-CONFIG_ARCH_INTERRUPTSTACK=0
+CONFIG_ARCH_INTERRUPTSTACK=2048
 
 #
 # Boot options