diff --git a/code/datums/helper_datums/getrev.dm b/code/datums/helper_datums/getrev.dm
index 9187bb668ac..14747d14ef5 100644
--- a/code/datums/helper_datums/getrev.dm
+++ b/code/datums/helper_datums/getrev.dm
@@ -6,13 +6,15 @@
 	var/date
 
 /datum/getrev/New()
-	if(fexists(SERVICE_PR_TEST_JSON))
+	if(world.RunningService() && fexists(SERVICE_PR_TEST_JSON))
 		testmerge = json_decode(file2text(SERVICE_PR_TEST_JSON))
+#ifdef SERVERTOOLS
 	else if(!world.RunningService() && fexists("../prtestjob.lk"))	//tgs2 support
 		var/list/tmp = world.file2list("..\\prtestjob.lk")
 		for(var/I in tmp)
 			if(I)
 				testmerge |= I
+#endif
 	log_world("Running /tg/ revision:")
 	var/list/logs = world.file2list(".git/logs/HEAD")
 	if(logs)