diff --git a/nls/en_US.UTF-8/Compose.pre b/nls/en_US.UTF-8/Compose.pre
index b8e4d661..e7519746 100644
--- a/nls/en_US.UTF-8/Compose.pre
+++ b/nls/en_US.UTF-8/Compose.pre
@@ -4991,6 +4991,7 @@ XCOMM Characters from "Mathematical Operators"
 <Multi_key> <colon> <period>		: "∴"	U2234 # : . THEREFORE
 <Multi_key> <period> <colon>		: "∵"	U2235 # . : BECAUSE
 <Multi_key> <asciitilde> <asciitilde>	: "≈"	U2248 # ~ ~ ALMOST EQUAL TO
+<Multi_key> <dead_tilde> <dead_tilde>	: "≈"	U2248 # ~ ~ ALMOST EQUAL TO
 <Multi_key> <equal> <underscore>	: "≡"	U2261 # = _ IDENTICAL TO
 <Multi_key> <underscore> <U2260>	: "≢"	U2262 # _ ≠ NOT IDENTICAL TO
 <Multi_key> <U2260> <underscore>	: "≢"	U2262 # ≠ _ NOT IDENTICAL TO