diff --git a/registry.txt b/registry.txt
index 7ef978d8..0ca5535e 100644
--- a/registry.txt
+++ b/registry.txt
@@ -2984,3 +2984,4 @@ https://github.com/stm32duino/M95640-R.git|Contributed|STM32duino M95640-R
 https://github.com/stm32duino/X-NUCLEO-S2868A1.git|Contributed|STM32duino X-NUCLEO-S2868A1
 https://github.com/stm32duino/X-NUCLEO-S2868A2.git|Contributed|STM32duino X-NUCLEO-S2868A2
 https://github.com/janw-cz/JWA_BME280.git|Contributed|JWA BME280
+https://github.com/RobTillaart/avrheap.git|Contributed|AvrHeap