diff --git a/lang_data/en/generate_specials.py b/lang_data/en/generate_specials.py
index 1a8f1ae0b..e50cd77d4 100644
--- a/lang_data/en/generate_specials.py
+++ b/lang_data/en/generate_specials.py
@@ -1,3 +1,4 @@
+# -#- coding: utf-8 -*-
 import json
 
 contractions = {"n't", "'nt", "not", "'ve", "'d", "'ll", "'s", "'m", "'ma", "'re"}
@@ -133,6 +134,8 @@ hardcoded_specials = {
 
                 "''": [{"F": "''"}],
 
+                "—": [{"F": "—", "L": "--", "P": ":"}],
+
                 "Corp.": [{"F": "Corp."}],
                 "Inc.": [{"F": "Inc."}],
                 "Co.": [{"F": "Co."}],
@@ -412,6 +415,6 @@ def generate_specials():
 
 if __name__ == "__main__":
     specials = generate_specials()
-    with open("specials.json", "w") as f:
-        json.dump(specials, f)
+    with open("specials.json", "w") as file_:
+        file_.write(json.dumps(specials, indent=2))
 
diff --git a/lang_data/en/lemma_rules.json b/lang_data/en/lemma_rules.json
index 5a431224d..140749b18 100644
--- a/lang_data/en/lemma_rules.json
+++ b/lang_data/en/lemma_rules.json
@@ -32,6 +32,5 @@
     "punct": [
         ["“", "\""],
         ["”", "\""],
-        ["—", "--"]
     ]
 }