diff --git a/x11/.XCompose b/x11/.XCompose
index 3bf89dd..22aeb9b 100644
--- a/x11/.XCompose
+++ b/x11/.XCompose
@@ -55,8 +55,10 @@ include "%L"
 <Multi_key> <less> <3> : "♥"
 <Multi_key> <s> <e> <c> : "§"
 <Multi_key> <p> <a> <r> : "¶"
+<Multi_key> <a> <t> <o> <m>: "⚛"
 
 <Multi_key> <minus> <plus> : "∓"
+<Multi_key> <i> <n> <f> : "∞"
 <Multi_key> <s> <q> : "√"
 <Multi_key> <3> <s> <q> : "∛"
 <Multi_key> <4> <s> <q> : "∜"