diff --git a/pl/cross/tools/build/gradle/plugins/convention.txt b/pl/cross/tools/build/gradle/plugins/convention.txt
index e0b358920..00077ee45 100644
--- a/pl/cross/tools/build/gradle/plugins/convention.txt
+++ b/pl/cross/tools/build/gradle/plugins/convention.txt
@@ -1,2 +1,4 @@
+https://docs.gradle.org/current/userguide/custom_plugins.html#sec:convention_plugins
+
 2024
 https://habr.com/ru/companies/tbank/articles/843648/
diff --git a/pl/java/features/ex-err.txt b/pl/java/features/ex-err.txt
index 7de88267f..0b133832d 100644
--- a/pl/java/features/ex-err.txt
+++ b/pl/java/features/ex-err.txt
@@ -45,7 +45,7 @@ https://habr.com/post/431586/
 https://www.baeldung.com/java-exceptions
 https://stackify.com/types-of-exceptions-java/
 2017
-CSC - Valeev - L4 - Packages Exceptions and Generics 46:00 of 1:36:18
+CSC - Valeev - L4 - Packages Exceptions and Generics 52:00 of 1:36:18
     https://www.youtube.com/watch?v=vfewyonYXOw
     ! 28:00 hier of Checked/Unchecked ex-s