diff --git a/config/debug/strace.in b/config/debug/strace.in
index 40fe77b5..63d5317b 100644
--- a/config/debug/strace.in
+++ b/config/debug/strace.in
@@ -12,6 +12,7 @@ config STRACE_V_4_6
     bool
     prompt "4.6 (EXPERIMENTAL)"
     depends on EXPERIMENTAL
+    depends on CONFIGURE_has_xz
 
 config STRACE_V_4_5_20
     bool