diff --git a/src/devices/bus/bbc/fdc/ams.cpp b/src/devices/bus/bbc/fdc/ams.cpp
index 2afc7c969a2..15d1c4a6171 100644
--- a/src/devices/bus/bbc/fdc/ams.cpp
+++ b/src/devices/bus/bbc/fdc/ams.cpp
@@ -15,7 +15,7 @@
 //  DEVICE DEFINITIONS
 //**************************************************************************
 
-DEFINE_DEVICE_TYPE(BBC_AMS3, bbc_ams3_device, "bbc_ams3", "AMS 3" Microdrive Disc System")
+DEFINE_DEVICE_TYPE(BBC_AMS3, bbc_ams3_device, "bbc_ams3", "AMS 3\" Microdrive Disc System")
 
 
 //-------------------------------------------------