diff --git a/registry.txt b/registry.txt
index bcdd7aaf..27fe5b64 100644
--- a/registry.txt
+++ b/registry.txt
@@ -5248,3 +5248,4 @@ https://github.com/sam-peach/Adafruit_SSD1306_EMULATOR.git|Contributed|Adafruit
 https://github.com/riraosan/ESP32MSGraph.git|Contributed|ESP32 Microsoft Graph
 https://github.com/libnapc/libnapc-arduino-releases.git|Contributed|libnapc
 https://github.com/InvenSenseInc/arduino.ICM42670P.git|Contributed|ICM42670P
+https://github.com/ArminJo/digitalWriteFast.git|Contributed|digitalWriteFast