Index: src/OFSystemInfo.m
==================================================================
--- src/OFSystemInfo.m
+++ src/OFSystemInfo.m
@@ -610,17 +610,21 @@
 	static OFOnceControl onceControl = OFOnceControlInitValue;
 	OFOnce(&onceControl, mountTmpFS);
 
 	return tmpFSIRI;
 # else
-	OFString *path =
-	    [[OFApplication environment] objectForKey: @"XDG_RUNTIME_DIR"];
+	OFString *path;
+
+	path = [[OFApplication environment] objectForKey: @"XDG_RUNTIME_DIR"];
+	if (path != nil)
+		return [OFIRI fileIRIWithPath: path isDirectory: true];
 
+	path = [[OFApplication environment] objectForKey: @"TMPDIR"];
 	if (path != nil)
-		return [OFIRI fileIRIWithPath: path];
+		return [OFIRI fileIRIWithPath: path isDirectory: true];
 
-	return [OFIRI fileIRIWithPath: @"/tmp"];
+	return [OFIRI fileIRIWithPath: @"/tmp" isDirectory: true];
 # endif
 #else
 	return nil;
 #endif
 }