diff --git a/pkgs/kop-pvlog/default.nix b/pkgs/kop-pvlog/default.nix
index 7789ba3..458e81f 100644
--- a/pkgs/kop-pvlog/default.nix
+++ b/pkgs/kop-pvlog/default.nix
@@ -12,7 +12,7 @@ buildGoModule rec {
   src = fetchGit {
     url = "gitolite@kopatz.dev:kop-pvlog.git";
     ref = "master";
-    rev = "2bb67c4b27bba9b99cf2182f989a53bb7f346659";
+    rev = "e4063057b6e77c0b81d991cda8ad5225e2dbdf59";
   };
   vendorHash = "sha256-8wYERVt3PIsKkarkwPu8Zy/Sdx43P6g2lz2xRfvTZ2E=";
 
diff --git a/pkgs/kop-pvlog/update.sh b/pkgs/kop-pvlog/update.sh
index 6d799e4..ed87810 100755
--- a/pkgs/kop-pvlog/update.sh
+++ b/pkgs/kop-pvlog/update.sh
@@ -5,6 +5,7 @@ set -e
 
 PACKAGE_FILE="default.nix" # Replace with your package file path
 REPO_URL="gitolite@kopatz.dev:kop-pvlog.git" # Replace with the repository URL
+SCRIPT_DIR=$(dirname $(realpath $0))
 
 echo "Fetching latest revision from $REPO_URL..."
 
@@ -14,7 +15,7 @@ latest_rev=$(nix-prefetch-git $REPO_URL | jq -r '.rev')
 echo "Latest revision: $latest_rev"
 
 # Update the package file with the new revision and sha256
-sed -i "s|rev = \".*\";|rev = \"$latest_rev\";|" $PACKAGE_FILE
+sed -i "s|rev = \".*\";|rev = \"$latest_rev\";|" "$SCRIPT_DIR"/$PACKAGE_FILE
 
-echo "Package file $PACKAGE_FILE updated successfully."
+echo "Package file $SCRIPT_DIR $PACKAGE_FILE updated successfully."