diff --git a/tooling/custom-lint-rules/build.gradle b/tooling/custom-lint-rules/build.gradle
old mode 100755
new mode 100644
index 99af1017b..19ab61546
--- a/tooling/custom-lint-rules/build.gradle
+++ b/tooling/custom-lint-rules/build.gradle
@@ -9,7 +9,7 @@ targetCompatibility = 1.8
 
 buildscript {
     ext {
-        lintVersion = '30.1.3'
+        lintVersion = '31.2.0'
     }
     repositories {
         mavenCentral()