diff --git a/scripts/config.mak b/scripts/config.mak
index 274185895..99a2ea948 100644
--- a/scripts/config.mak
+++ b/scripts/config.mak
@@ -4,7 +4,7 @@ PLATFORM ?= device
 DEBUG ?= 0
 
 EPSILON_VERSION ?= 11.2.0
-EPSILON_CUSTOM_VERSION ?= 1.4
+EPSILON_CUSTOM_VERSION ?= 1.5
 EPSILON_ONBOARDING_APP ?= 1
 # Valid values are "none", "update", "beta"
 EPSILON_BOOT_PROMPT ?= none