diff --git a/config/examples/nrf54l15-wolfcrypt-tz.config b/config/examples/nrf54l15-wolfcrypt-tz.config
index 78150f53..9781d215 100644
--- a/config/examples/nrf54l15-wolfcrypt-tz.config
+++ b/config/examples/nrf54l15-wolfcrypt-tz.config
@@ -11,7 +11,7 @@ NO_ASM?=0
 NO_MPU=1
 ALLOW_DOWNGRADE?=0
 NVM_FLASH_WRITEONCE?=0
-DELTA_UPDATES?=1
+DELTA_UPDATES?=0
 
 SPMATH?=1
 RAM_CODE?=1
diff --git a/config/examples/nrf54l15.config b/config/examples/nrf54l15.config
index a6e17039..b62ffacc 100644
--- a/config/examples/nrf54l15.config
+++ b/config/examples/nrf54l15.config
@@ -11,7 +11,7 @@ NO_ASM?=0
 NO_MPU=1
 ALLOW_DOWNGRADE?=0
 NVM_FLASH_WRITEONCE?=0
-DELTA_UPDATES?=1
+DELTA_UPDATES?=0
 
 SPMATH?=1
 RAM_CODE?=1