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-rw-r--r--ports/nrf/drivers/flash.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/ports/nrf/drivers/flash.h b/ports/nrf/drivers/flash.h
index 0b341c39a..7e6fff37a 100644
--- a/ports/nrf/drivers/flash.h
+++ b/ports/nrf/drivers/flash.h
@@ -38,7 +38,7 @@
#error Unknown chip
#endif
-#define FLASH_IS_PAGE_ALIGNED(addr) ((uint32_t)(addr) & (FLASH_PAGESIZE - 1))
+#define FLASH_IS_PAGE_ALIGNED(addr) (((uint32_t)(addr) & (FLASH_PAGESIZE - 1)) == 0)
#if BLUETOOTH_SD