diff --git a/code/__defines/is_helpers.dm b/code/__defines/is_helpers.dm
index 2e1ff795d6..8689580b04 100644
--- a/code/__defines/is_helpers.dm
+++ b/code/__defines/is_helpers.dm
@@ -13,7 +13,7 @@
 
 #define isitem(D)		istype(D, /obj/item)
 
-#define isradio(A) istype(A, /obj/item/device/radio)
+#define isradio(A)		istype(A, /obj/item/device/radio)
 
 #define isairlock(A)	istype(A, /obj/machinery/door/airlock)
 
@@ -23,6 +23,8 @@
 
 #define ismecha(A)      istype(A, /obj/mecha)
 
+#define isstructure(A)	istype(A, /obj/structure)
+
 //---------------
 //#define isarea(D)		istype(D, /area)	//Built in