diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index d3679103a8e4eff9baafdfd30f41e9f28aefe7ef..b75fed737f2544651d58896215eccb0b80d49f73 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -1,6 +1,7 @@
 
 config PRINTK_TIME
 	bool "Show timing information on printks"
+	depends on PRINTK
 	help
 	  Selecting this option causes timing information to be
 	  included in printk output.  This allows you to measure