diff --git a/accessible/ipc/other/moz.build b/accessible/ipc/other/moz.build
index bf59b195f46c..b8753c9e8087 100644
--- a/accessible/ipc/other/moz.build
+++ b/accessible/ipc/other/moz.build
@@ -44,6 +44,9 @@ if CONFIG['ACCESSIBILITY']:
 
 include('/ipc/chromium/chromium-config.mozbuild')
 
+# Add libFuzzer configuration directives
+include('/tools/fuzzing/libfuzzer-config.mozbuild')
+
 if CONFIG['CC_TYPE'] in ('clang', 'gcc'):
     CXXFLAGS += ['-Wno-error=shadow']
 
diff --git a/dom/file/ipc/moz.build b/dom/file/ipc/moz.build
index d5bbb24bd1ce..665dc0640461 100644
--- a/dom/file/ipc/moz.build
+++ b/dom/file/ipc/moz.build
@@ -59,6 +59,9 @@ LOCAL_INCLUDES += [
 
 include('/ipc/chromium/chromium-config.mozbuild')
 
+# Add libFuzzer configuration directives
+include('/tools/fuzzing/libfuzzer-config.mozbuild')
+
 FINAL_LIBRARY = 'xul'
 
 CXXFLAGS += CONFIG['TK_CFLAGS']
diff --git a/dom/media/ipc/moz.build b/dom/media/ipc/moz.build
index 91a224d08fd5..45158c6da8fa 100644
--- a/dom/media/ipc/moz.build
+++ b/dom/media/ipc/moz.build
@@ -56,5 +56,8 @@ LOCAL_INCLUDES += [
 
 include('/ipc/chromium/chromium-config.mozbuild')
 
+# Add libFuzzer configuration directives
+include('/tools/fuzzing/libfuzzer-config.mozbuild')
+
 
 FINAL_LIBRARY = 'xul'
diff --git a/dom/payments/ipc/moz.build b/dom/payments/ipc/moz.build
index 86d76c257fc2..07125450563c 100644
--- a/dom/payments/ipc/moz.build
+++ b/dom/payments/ipc/moz.build
@@ -20,4 +20,7 @@ IPDL_SOURCES += [
 
 include('/ipc/chromium/chromium-config.mozbuild')
 
+# Add libFuzzer configuration directives
+include('/tools/fuzzing/libfuzzer-config.mozbuild')
+
 FINAL_LIBRARY = 'xul'
diff --git a/dom/plugins/ipc/moz.build b/dom/plugins/ipc/moz.build
index 619c40ab6ae3..ccc2eabb4715 100644
--- a/dom/plugins/ipc/moz.build
+++ b/dom/plugins/ipc/moz.build
@@ -121,6 +121,9 @@ IPDL_SOURCES += [
 
 include('/ipc/chromium/chromium-config.mozbuild')
 
+# Add libFuzzer configuration directives
+include('/tools/fuzzing/libfuzzer-config.mozbuild')
+
 FINAL_LIBRARY = 'xul'
 LOCAL_INCLUDES += [
     '../base',
diff --git a/ipc/chromium/chromium-config.mozbuild b/ipc/chromium/chromium-config.mozbuild
index 1dd914f29480..d040efc2644a 100644
--- a/ipc/chromium/chromium-config.mozbuild
+++ b/ipc/chromium/chromium-config.mozbuild
@@ -69,7 +69,3 @@ else:
 
     else:
         DEFINES['OS_LINUX'] = 1
-
-
-# Add libFuzzer configuration directives
-include('/tools/fuzzing/libfuzzer-config.mozbuild')
diff --git a/ipc/chromium/moz.build b/ipc/chromium/moz.build
index 3766f259e572..4ccc09db96c3 100644
--- a/ipc/chromium/moz.build
+++ b/ipc/chromium/moz.build
@@ -128,6 +128,3 @@ FINAL_LIBRARY = 'xul'
 
 if CONFIG['CC_TYPE'] in ('clang', 'gcc'):
     CXXFLAGS += ['-Wno-error=shadow']
-
-# Add libFuzzer configuration directives
-include('/tools/fuzzing/libfuzzer-config.mozbuild')