diff --git a/browser/extensions/moz.build b/browser/extensions/moz.build
index 269dcb2..ed7c31d 100644
--- a/browser/extensions/moz.build
+++ b/browser/extensions/moz.build
@@ -5,10 +5,7 @@
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
 DIRS += [
-    "doh-rollout",
     "formautofill",
     "screenshots",
-    "webcompat",
-    "report-site-issue",
     "pictureinpicture",
 ]
diff --git a/browser/locales/Makefile.in b/browser/locales/Makefile.in
index 496379c..dd6f359 100644
--- a/browser/locales/Makefile.in
+++ b/browser/locales/Makefile.in
@@ -61,7 +61,6 @@ l10n-%:
 ifneq (,$(wildcard ../extensions/formautofill/locales))
 	@$(MAKE) -C ../extensions/formautofill/locales AB_CD=$* XPI_NAME=locale-$*
 endif
-	@$(MAKE) -C ../extensions/report-site-issue/locales AB_CD=$* XPI_NAME=locale-$*
 	@$(MAKE) -C ../../devtools/client/locales AB_CD=$* XPI_NAME=locale-$* XPI_ROOT_APPID='$(XPI_ROOT_APPID)'
 	@$(MAKE) -C ../../devtools/startup/locales AB_CD=$* XPI_NAME=locale-$* XPI_ROOT_APPID='$(XPI_ROOT_APPID)'
 	@$(MAKE) l10n AB_CD=$* XPI_NAME=locale-$* PREF_DIR=$(PREF_DIR)
@@ -82,7 +81,6 @@ endif
 	@$(MAKE) -C ../../devtools/startup/locales chrome AB_CD=$*
 	@$(MAKE) chrome AB_CD=$*
 	@$(MAKE) -C $(DEPTH)/$(MOZ_BRANDING_DIRECTORY)/locales chrome AB_CD=$*
-	@$(MAKE) -C ../extensions/report-site-issue/locales chrome AB_CD=$*
 
 package-win32-installer: $(SUBMAKEFILES)
 	$(MAKE) -C ../installer/windows CONFIG_DIR=l10ngen ZIP_IN='$(ZIP_OUT)' installer
diff --git a/browser/locales/filter.py b/browser/locales/filter.py
index bb2e992..7d7768e 100644
--- a/browser/locales/filter.py
+++ b/browser/locales/filter.py
@@ -20,7 +20,6 @@ def test(mod, path, entity=None):
         "browser",
         "browser/extensions/formautofill",
         "browser/extensions/fxmonitor",
-        "browser/extensions/report-site-issue",
         "extensions/spellcheck",
         "other-licenses/branding/firefox",
         "browser/branding/official",
diff --git a/browser/locales/l10n.ini b/browser/locales/l10n.ini
index f4cb7ca..4efac13 100644
--- a/browser/locales/l10n.ini
+++ b/browser/locales/l10n.ini
@@ -14,7 +14,6 @@ dirs = browser
      devtools/startup
      browser/extensions/formautofill
      browser/extensions/fxmonitor
-     browser/extensions/report-site-issue
 
 [includes]
 # non-central apps might want to use %(topsrcdir)s here, or other vars
diff --git a/browser/locales/l10n.toml b/browser/locales/l10n.toml
index b9b18fe..af7c583 100644
--- a/browser/locales/l10n.toml
+++ b/browser/locales/l10n.toml
@@ -133,10 +133,6 @@ locales = [
     reference = "browser/extensions/fxmonitor/locales/en-US/**"
     l10n = "{l}browser/extensions/fxmonitor/**"
 
-[[paths]]
-    reference = "browser/extensions/report-site-issue/locales/en-US/**"
-    l10n = "{l}browser/extensions/report-site-issue/**"
-
 [[paths]]
     reference = "services/sync/locales/en-US/**"
     l10n = "{l}services/sync/**"