diff --git a/adafruit.py b/adafruit.py
index 623408b..c2bde78 100644
--- a/adafruit.py
+++ b/adafruit.py
@@ -31,7 +31,10 @@
 board = env.BoardConfig()
 variant = board.get("build.variant")
 
-FRAMEWORK_DIR = platform.get_package_dir("framework-arduinoadafruitnrf52")
+if board.id in ("wiscore_rak4631"):
+   FRAMEWORK_DIR = platform.get_package_dir("framework-arduinoraknrf52")
+else:
+   FRAMEWORK_DIR = platform.get_package_dir("framework-arduinoadafruitnrf52")
 assert isdir(FRAMEWORK_DIR)
 
 CMSIS_DIR = platform.get_package_dir("framework-cmsis")