diff --git a/src/flash/nor/numicro.c b/src/flash/nor/numicro.c
index 0b04ce4b7..a0c6e0c81 100644
--- a/src/flash/nor/numicro.c
+++ b/src/flash/nor/numicro.c
@@ -536,8 +536,8 @@ struct  numicro_flash_bank {
 };
 
 /* Private variables */
-uint32_t m_page_size = NUMICRO_PAGESIZE;
-uint32_t m_address_bias_offset;
+static uint32_t m_page_size = NUMICRO_PAGESIZE;
+static uint32_t m_address_bias_offset;
 
 /* Private methods */
 static int numicro_get_arm_arch(struct target *target)
diff --git a/src/flash/nor/rsl10.c b/src/flash/nor/rsl10.c
index d92c4b8b1..5f0ac9b8f 100644
--- a/src/flash/nor/rsl10.c
+++ b/src/flash/nor/rsl10.c
@@ -107,7 +107,7 @@ static const char *const rsl10_error_list[] = {
 	[RSL10_FLASH_ERR_PROG_FAILED]       = "prog failed",
 };
 
-const char *rsl10_error(enum rsl10_flash_status x)
+static const char *rsl10_error(enum rsl10_flash_status x)
 {
 	if (x >= RSL10_FLASH_MAX_ERR_CODES || !rsl10_error_list[x])
 		return "unknown";