diff --git a/code/__HELPERS/logging/research.dm b/code/__HELPERS/logging/research.dm
index 40fd2a9ec72..f352123f9a2 100644
--- a/code/__HELPERS/logging/research.dm
+++ b/code/__HELPERS/logging/research.dm
@@ -3,4 +3,4 @@
 	if(!text)
 		return
 	var/html_file = file("[GLOB.log_directory]/[INVESTIGATE_RESEARCH].html")
-	WRITE_FILE(html_file, "[time_stamp()] [text]<br>")
+	WRITE_FILE(html_file, "[time_stamp(format = "YYYY-MM-DD hh:mm:ss")] [text]<br>")
diff --git a/code/modules/admin/admin_investigate.dm b/code/modules/admin/admin_investigate.dm
index 5cab0d0301e..94ea182891f 100644
--- a/code/modules/admin/admin_investigate.dm
+++ b/code/modules/admin/admin_investigate.dm
@@ -8,7 +8,7 @@
 		var/mob/living/source_mob = src
 		source += " ([source_mob.ckey ? source_mob.ckey : "*no key*"])"
 
-	WRITE_FILE(F, "[time_stamp()] [REF(src)] ([x],[y],[z]) || [source] [message]<br>")
+	WRITE_FILE(F, "[time_stamp(format = "YYYY-MM-DD hh:mm:ss")] [REF(src)] ([x],[y],[z]) || [source] [message]<br>")
 
 /client/proc/investigate_show()
 	set name = "Investigate"