diff --git a/registry.txt b/registry.txt
index dc82e549..088b7549 100644
--- a/registry.txt
+++ b/registry.txt
@@ -5419,3 +5419,4 @@ https://github.com/RLL-Blue-Dragon/OSS-EC_TI_LM50B_00000057.git|Contributed|OSS-
 https://github.com/RLL-Blue-Dragon/OSS-EC_TI_LM45B_LM45C_00000057.git|Contributed|OSS-EC_TI_LM45B_LM45C_00000057
 https://github.com/RLL-Blue-Dragon/OSS-EC_TI_LM35D_00000057.git|Contributed|OSS-EC_TI_LM35D_00000057
 https://github.com/RLL-Blue-Dragon/OSS-EC_TI_LM35C_LM35CA_00000057.git|Contributed|OSS-EC_TI_LM35C_LM35CA_00000057
+https://github.com/khoih-prog/ATtiny_PWM.git|Contributed|ATtiny_PWM