diff --git a/makefiles/features_check.inc.mk b/makefiles/features_check.inc.mk
index abca2fb644..8438ab5d45 100644
--- a/makefiles/features_check.inc.mk
+++ b/makefiles/features_check.inc.mk
@@ -47,11 +47,6 @@ FEATURES_USED := $(sort $(FEATURES_REQUIRED) \
                         $(FEATURES_REQUIRED_ONE_OUT_OF) \
                         $(FEATURES_OPTIONAL_USED))
 
-# Used features that conflict when used together
-FEATURES_CONFLICTING := $(sort $(foreach conflict,\
-                                 $(FEATURES_CONFLICT),\
-                                 $(call _features_conflicting,$(conflict))))
-
 # Return conflicting features from the conflict string feature1:feature2
 #   $1: feature1:feature2
 #   Return the list of conflicting features
@@ -61,6 +56,11 @@ _features_conflicting = $(if $(call _features_used_conflicting,$(subst :, ,$1)),
 #   Return non empty on error
 _features_used_conflicting = $(filter $(words $1),$(words $(filter $(FEATURES_USED),$1)))
 
+# Used features that conflict when used together
+FEATURES_CONFLICTING := $(sort $(foreach conflict,\
+                                 $(FEATURES_CONFLICT),\
+                                 $(call _features_conflicting,$(conflict))))
+
 # Features that are used by the application but blacklisted by the BSP.
 # Having blacklisted features may cause the build to fail.
 FEATURES_USED_BLACKLISTED := $(sort $(filter $(FEATURES_USED), $(FEATURES_BLACKLIST)))