diff --git a/code/__DEFINES/atmospherics.dm b/code/__DEFINES/atmospherics.dm
index 3f99b4446a..621af2c811 100644
--- a/code/__DEFINES/atmospherics.dm
+++ b/code/__DEFINES/atmospherics.dm
@@ -290,7 +290,7 @@ GLOBAL_VAR(atmos_extools_initialized) // this must be an uninitialized (null) on
 		var/result = call(EXTOOLS,"init_monstermos")();\
 		if(result != "ok") {CRASH(result);}\
 	} else {\
-		CRASH("byond-extools.dll does not exist!");\
+		CRASH("[EXTOOLS] does not exist!");\
 	}\
 }