--- a/eric6/Preferences/__init__.py	Mon Feb 01 16:09:29 2021 +0100
+++ b/eric6/Preferences/__init__.py	Mon Feb 01 20:01:18 2021 +0100
@@ -1465,17 +1465,20 @@
             "https://circuitpython.readthedocs.io/en/latest/",
         "CircuitPythonFirmwareUrl":
             "https://circuitpython.org/downloads/",
+        # TODO: add entry for Adafruit library
         # BBC micro:bit URLs
         "MicrobitDocuUrl":
             "https://microbit-micropython.readthedocs.io/en/latest/",
         "MicrobitFirmwareUrl":
             "https://microbit.org/guide/firmware/",
         "MicrobitMicroPythonUrl":
-            "https://github.com/bbcmicrobit/micropython/releases",
+            "https://github.com/bbcmicrobit/micropython/releases/",
         # calliope mini URLS
         "CalliopeDocuUrl":
             "https://github.com/calliope-mini/calliope-mini-micropython/",
-        "CalliopeFirmwareUrl":
+        "CalliopeDAPLinkUrl":
+            "https://github.com/calliope-mini/production-test/releases/",
+        "CalliopeMicroPythonUrl":
             "https://github.com/calliope-mini/calliope-mini-micropython/",
     }
     if Globals.isWindowsPlatform():