diff --git a/makefiles/dependencies_debug.inc.mk b/makefiles/dependencies_debug.inc.mk
index 5926b61357..e8cb46db19 100644
--- a/makefiles/dependencies_debug.inc.mk
+++ b/makefiles/dependencies_debug.inc.mk
@@ -50,6 +50,13 @@ file_save_dependencies_variables = $(call file_save_variable,$(DEPENDENCY_DEBUG_
 # Remove file before to be sure appending is started with an empty file
 file_save_variable = $(shell mkdir -p $(dir $1); rm -f $1)$(foreach v,$2,$(file >>$1,$(call _print_var,$v)))
 
+# print variables sorted, this can eliminate false positives but will not allow
+# to tell in what order the variables where updated.
+DEPENDENCY_DEBUG_SORT_VARS ?= 0
 # Remove spaces in case of empty value
 # Remove spaces around value as it happens
-_print_var = $(strip $1 = $(strip $($1)))
+ifneq (1,$(DEPENDENCY_DEBUG_SORT_VARS))
+  _print_var = $(strip $1 = $(strip $($1)))
+else
+  _print_var = $(sort $(strip $1 = $(strip $($1))))
+endif