diff --git a/scripts/config.mak b/scripts/config.mak
index 3b0556d29..f1cbe05a3 100644
--- a/scripts/config.mak
+++ b/scripts/config.mak
@@ -5,7 +5,6 @@ DEBUG ?= 0
 
 EPSILON_VERSION ?= 11.1.0
 # Valid values are "none", "update", "beta"
-EPSILON_BOOT_PROMPT ?= none
 EPSILON_APPS ?= calculation graph code statistics probability solver sequence regression settings
 EPSILON_I18N ?= en fr es de pt
 EPSILON_GETOPT ?= 0
@@ -23,14 +22,4 @@ include scripts/toolchain.$(TOOLCHAIN).mak
 
 SFLAGS += -DDEBUG=$(DEBUG)
 SFLAGS += -DEPSILON_GETOPT=$(EPSILON_GETOPT)
-EPSILON_BETA_PROMPT := 1
-EPSILON_UPDATE_PROMPT := 2
-SFLAGS += -DEPSILON_BETA_PROMPT=$(EPSILON_BETA_PROMPT)
-SFLAGS += -DEPSILON_UPDATE_PROMPT=$(EPSILON_UPDATE_PROMPT)
-ifeq (beta,$(EPSILON_BOOT_PROMPT))
-SFLAGS += -DEPSILON_BOOT_PROMPT=$(EPSILON_BETA_PROMPT)
-endif
-ifeq (update,$(EPSILON_BOOT_PROMPT))
-SFLAGS += -DEPSILON_BOOT_PROMPT=$(EPSILON_UPDATE_PROMPT)
-endif
 SFLAGS += -DESCHER_LOG_EVENTS_BINARY=$(ESCHER_LOG_EVENTS_BINARY)