diff --git a/.phive/phars.xml b/.phive/phars.xml
index 3c6bd04e..5a90dcfe 100644
--- a/.phive/phars.xml
+++ b/.phive/phars.xml
@@ -3,7 +3,7 @@
   <phar name="phpunit" version="^10.3.5" installed="10.5.46" location="./tools/phpunit" copy="false"/>
   <phar name="phpcbf" version="^3.7.2" installed="3.13.0" location="./tools/phpcbf" copy="false"/>
   <phar name="phpcs" version="^3.10.3" installed="3.13.0" location="./tools/phpcs" copy="false"/>
-  <phar name="phpstan" version="^2.0" installed="2.1.16" location="./tools/phpstan" copy="false"/>
+  <phar name="phpstan" version="^2.0" installed="2.1.17" location="./tools/phpstan" copy="false"/>
   <phar name="phan" version="^5.4.3" installed="5.4.3" location="./tools/phan" copy="false"/>
   <phar name="psalm" version="^5.15.0" installed="5.24.0" location="./tools/psalm" copy="false"/>
   <phar name="phpdox" version="^0.12.0" installed="0.12.0" location="./tools/phpdox" copy="false"/>
diff --git a/4dev/checking/phan.sh b/4dev/checking/phan.sh
index 37c72234..2366b134 100755
--- a/4dev/checking/phan.sh
+++ b/4dev/checking/phan.sh
@@ -1,5 +1,5 @@
 base=$(pwd)"/";
 # must be run in ${base}
 cd $base || exit;
-${base}tools/phan --progress-bar -C --analyze-twice;
+PHAN_DISABLE_XDEBUG_WARN=1;${base}tools/phan --progress-bar -C --analyze-twice
 cd ~ || exit;