diff --git a/contrib/devtools/copyright_header.py b/contrib/devtools/copyright_header.py
--- a/contrib/devtools/copyright_header.py
+++ b/contrib/devtools/copyright_header.py
@@ -105,9 +105,11 @@
     r"Satoshi Nakamoto\n",
     r"The Bitcoin Core developers\n",
     r"The Bitcoin developers\n",
+    r"The Bitcoin ABC developers\n",
     r"BitPay Inc\.\n",
     r"University of Illinois at Urbana-Champaign\.\n",
     r"Pieter Wuille\n",
+    r"Pieter Wuille, Shammah Chancellor, Neil Booth",
     r"Wladimir J. van der Laan\n",
     r"Jeff Garzik\n",
     r"Jan-Klaas Kollhof\n",