diff --git a/lang_data/en/infix.txt b/lang_data/en/infix.txt
index fb2301fa2..37eca7350 100644
--- a/lang_data/en/infix.txt
+++ b/lang_data/en/infix.txt
@@ -1,3 +1,3 @@
 \.\.\.
-(?:[\w\d]+)(\.)(?:[\w\d])
+(?<=[a-z])\.(?=[A-Z])
 (?<=[a-zA-Z])-(?=[a-zA-z])