diff --git a/tests/subsys/settings/file/prj.conf b/tests/subsys/settings/file/prj.conf
index 07e79b3233e..9a61b45661d 100644
--- a/tests/subsys/settings/file/prj.conf
+++ b/tests/subsys/settings/file/prj.conf
@@ -6,8 +6,8 @@ CONFIG_FLASH=y
 CONFIG_FLASH_PAGE_LAYOUT=y
 CONFIG_FLASH_MAP=y
 
-CONFIG_ZTEST_STACK_SIZE=2048
-CONFIG_MAIN_STACK_SIZE=2048
+CONFIG_ZTEST_STACK_SIZE=4096
+CONFIG_MAIN_STACK_SIZE=4096
 CONFIG_HEAP_MEM_POOL_SIZE=1024
 
 CONFIG_FILE_SYSTEM=y