diff --git a/lib/private/Installer.php b/lib/private/Installer.php
index 33ac13c83a769..2beb739abc863 100644
--- a/lib/private/Installer.php
+++ b/lib/private/Installer.php
@@ -136,7 +136,7 @@ public function getInstallPath(): ?string {
 		foreach (\OC::$APPSROOTS as $dir) {
 			if (isset($dir['writable']) && $dir['writable'] === true) {
 				// Check if there is a writable install folder.
-				if (!is_writable($dir['path'])
+				if ((!is_writable($dir['path']) && $this->config->getSystemValueBool('appstoreenabled', true))
 					|| !is_readable($dir['path'])
 				) {
 					throw new \RuntimeException(