diff --git a/Models/Instruments/Radio/Radio1.xml b/Models/Instruments/Radio/Radio1.xml
index d491a195..b02ee02c 100644
--- a/Models/Instruments/Radio/Radio1.xml
+++ b/Models/Instruments/Radio/Radio1.xml
@@ -219,7 +219,7 @@
radio_exchange
- true
+ false
nasal
diff --git a/Models/Instruments/Radio/Radio2.xml b/Models/Instruments/Radio/Radio2.xml
index eb23f637..ac130a18 100644
--- a/Models/Instruments/Radio/Radio2.xml
+++ b/Models/Instruments/Radio/Radio2.xml
@@ -219,7 +219,7 @@
radio_exchange
- true
+ false
nasal