diff --git a/index.php b/index.php
index 8261e4e6..32c4d4df 100644
--- a/index.php
+++ b/index.php
@@ -1130,7 +1130,7 @@ public function currentStep(): array {
 		return $jsonData;
 	}
 
-	public function getUpdateStepFileLocation() {
+	public function getUpdateStepFileLocation(): string {
 		$updaterDir = $this->getUpdateDirectoryLocation() . '/updater-'.$this->getConfigOption('instanceid');
 		return $updaterDir . '/.step';
 	}
@@ -1307,7 +1307,7 @@ public function isAuthenticated(): bool {
 			sprintf(
 				'Step %d is currently in process. Please reload this page later or remove the following file to start from scratch: %s',
 				$stepNumber,
-				$this->updater->getUpdateStepFileLocation()
+				$updater->getUpdateStepFileLocation()
 			)
 		);
 	}
diff --git a/index.web.php b/index.web.php
index 160ae047..62495575 100644
--- a/index.web.php
+++ b/index.web.php
@@ -95,7 +95,7 @@ public function isAuthenticated(): bool {
 			sprintf(
 				'Step %d is currently in process. Please reload this page later or remove the following file to start from scratch: %s',
 				$stepNumber,
-				$this->updater->getUpdateStepFileLocation()
+				$updater->getUpdateStepFileLocation()
 			)
 		);
 	}
diff --git a/lib/Updater.php b/lib/Updater.php
index fd395740..73e3434d 100644
--- a/lib/Updater.php
+++ b/lib/Updater.php
@@ -1092,7 +1092,7 @@ public function currentStep(): array {
 		return $jsonData;
 	}
 
-	public function getUpdateStepFileLocation() {
+	public function getUpdateStepFileLocation(): string {
 		$updaterDir = $this->getUpdateDirectoryLocation() . '/updater-'.$this->getConfigOption('instanceid');
 		return $updaterDir . '/.step';
 	}
diff --git a/updater.phar b/updater.phar
index 4d7c50f3..b6240527 100755
Binary files a/updater.phar and b/updater.phar differ