diff --git a/Makefile b/Makefile
index ab9b1ad..c7930b1 100644
--- a/Makefile
+++ b/Makefile
@@ -104,7 +104,8 @@
 SPIN_ON_BL1_EXIT		:= 0
 # Build PL011 UART driver in minimal generic UART mode
 PL011_GENERIC_UART		:= 0
-
+# Flag to enable Performance Measurement Framework
+ENABLE_PMF			:= 0
 
 ################################################################################
 # Checkpatch script options
@@ -410,6 +411,7 @@
 $(eval $(call assert_boolean,ENABLE_PLAT_COMPAT))
 $(eval $(call assert_boolean,SPIN_ON_BL1_EXIT))
 $(eval $(call assert_boolean,PL011_GENERIC_UART))
+$(eval $(call assert_boolean,ENABLE_PMF))
 
 
 ################################################################################
@@ -437,6 +439,7 @@
 $(eval $(call add_define,ENABLE_PLAT_COMPAT))
 $(eval $(call add_define,SPIN_ON_BL1_EXIT))
 $(eval $(call add_define,PL011_GENERIC_UART))
+$(eval $(call add_define,ENABLE_PMF))
 # Define the EL3_PAYLOAD_BASE flag only if it is provided.
 ifdef EL3_PAYLOAD_BASE
         $(eval $(call add_define,EL3_PAYLOAD_BASE))