diff --git a/mail/thunderbird/files/patch-build-pgo-profileserver.py b/mail/thunderbird/files/patch-build-pgo-profileserver.py
deleted file mode 100644
index 6d40398b3e9c..000000000000
--- a/mail/thunderbird/files/patch-build-pgo-profileserver.py
+++ /dev/null
@@ -1,11 +0,0 @@
---- mozilla/build/pgo/profileserver.py.orig	2011-02-24 21:49:47.000000000 +0100
-+++ mozilla/build/pgo/profileserver.py	2011-02-24 21:50:30.000000000 +0100
-@@ -59,7 +59,7 @@ if __name__ == '__main__':
-       env["MOZ_JAR_LOG_FILE"] = os.path.abspath(jarlog)
-       print "jarlog: %s" % env["MOZ_JAR_LOG_FILE"]
- 
--    cmdargs = ["http://localhost:%d/index.html" % PORT]
-+    cmdargs = ["http://127.0.0.1:%d/index.html" % PORT]
-     runner = FirefoxRunner(profile=profile,
-                            binary=build.get_binary_path(where="staged-package"),
-                            cmdargs=cmdargs,
diff --git a/www/firefox-esr/files/patch-build-pgo-profileserver.py b/www/firefox-esr/files/patch-build-pgo-profileserver.py
deleted file mode 100644
index aec54852f395..000000000000
--- a/www/firefox-esr/files/patch-build-pgo-profileserver.py
+++ /dev/null
@@ -1,11 +0,0 @@
---- build/pgo/profileserver.py.orig	2017-09-15 04:15:39 UTC
-+++ build/pgo/profileserver.py
-@@ -87,7 +87,7 @@ if __name__ == '__main__':
-             env["MOZ_JAR_LOG_FILE"] = os.path.abspath(jarlog)
-             print "jarlog: %s" % env["MOZ_JAR_LOG_FILE"]
- 
--        cmdargs = ["http://localhost:%d/index.html" % PORT]
-+        cmdargs = ["http://127.0.0.1:%d/index.html" % PORT]
-         runner = FirefoxRunner(profile=profile,
-                                binary=build.get_binary_path(
-                                    where="staged-package"),
diff --git a/www/firefox/files/patch-build-pgo-profileserver.py b/www/firefox/files/patch-build-pgo-profileserver.py
deleted file mode 100644
index aec54852f395..000000000000
--- a/www/firefox/files/patch-build-pgo-profileserver.py
+++ /dev/null
@@ -1,11 +0,0 @@
---- build/pgo/profileserver.py.orig	2017-09-15 04:15:39 UTC
-+++ build/pgo/profileserver.py
-@@ -87,7 +87,7 @@ if __name__ == '__main__':
-             env["MOZ_JAR_LOG_FILE"] = os.path.abspath(jarlog)
-             print "jarlog: %s" % env["MOZ_JAR_LOG_FILE"]
- 
--        cmdargs = ["http://localhost:%d/index.html" % PORT]
-+        cmdargs = ["http://127.0.0.1:%d/index.html" % PORT]
-         runner = FirefoxRunner(profile=profile,
-                                binary=build.get_binary_path(
-                                    where="staged-package"),
diff --git a/www/seamonkey/files/patch-build-pgo-profileserver.py b/www/seamonkey/files/patch-build-pgo-profileserver.py
deleted file mode 100644
index 6d40398b3e9c..000000000000
--- a/www/seamonkey/files/patch-build-pgo-profileserver.py
+++ /dev/null
@@ -1,11 +0,0 @@
---- mozilla/build/pgo/profileserver.py.orig	2011-02-24 21:49:47.000000000 +0100
-+++ mozilla/build/pgo/profileserver.py	2011-02-24 21:50:30.000000000 +0100
-@@ -59,7 +59,7 @@ if __name__ == '__main__':
-       env["MOZ_JAR_LOG_FILE"] = os.path.abspath(jarlog)
-       print "jarlog: %s" % env["MOZ_JAR_LOG_FILE"]
- 
--    cmdargs = ["http://localhost:%d/index.html" % PORT]
-+    cmdargs = ["http://127.0.0.1:%d/index.html" % PORT]
-     runner = FirefoxRunner(profile=profile,
-                            binary=build.get_binary_path(where="staged-package"),
-                            cmdargs=cmdargs,
diff --git a/www/waterfox/files/patch-build-pgo-profileserver.py b/www/waterfox/files/patch-build-pgo-profileserver.py
deleted file mode 100644
index 31a3a0889c0a..000000000000
--- a/www/waterfox/files/patch-build-pgo-profileserver.py
+++ /dev/null
@@ -1,11 +0,0 @@
---- build/pgo/profileserver.py.orig	2011-02-24 21:49:47.000000000 +0100
-+++ build/pgo/profileserver.py	2011-02-24 21:50:30.000000000 +0100
-@@ -59,7 +59,7 @@ if __name__ == '__main__':
-       env["MOZ_JAR_LOG_FILE"] = os.path.abspath(jarlog)
-       print "jarlog: %s" % env["MOZ_JAR_LOG_FILE"]
- 
--    cmdargs = ["http://localhost:%d/index.html" % PORT]
-+    cmdargs = ["http://127.0.0.1:%d/index.html" % PORT]
-     runner = FirefoxRunner(profile=profile,
-                            binary=build.get_binary_path(where="staged-package"),
-                            cmdargs=cmdargs,