diff --git a/tools/binman/etype/intel_cmc.py b/tools/binman/etype/intel_cmc.py
index 9bce8ae39b982078d067c96779b56ce41c1360c5..30676c8ad05ac779f2eff419679e082fd9d92aa8 100644
--- a/tools/binman/etype/intel_cmc.py
+++ b/tools/binman/etype/intel_cmc.py
@@ -12,6 +12,3 @@ from blob import Entry_blob
 class Entry_intel_cmc(Entry_blob):
     def __init__(self, image, etype, node):
         Entry_blob.__init__(self, image, etype, node)
-
-    def GetDefaultFilename(self):
-        return 'cmc.bin'
diff --git a/tools/binman/etype/intel_fsp.py b/tools/binman/etype/intel_fsp.py
index d75be5b9563de31dbdeabffec77dfaf821a3eb5b..13c9f05d941e3b5b8010b4be6ae92c5f0fa333eb 100644
--- a/tools/binman/etype/intel_fsp.py
+++ b/tools/binman/etype/intel_fsp.py
@@ -12,6 +12,3 @@ from blob import Entry_blob
 class Entry_intel_fsp(Entry_blob):
     def __init__(self, image, etype, node):
         Entry_blob.__init__(self, image, etype, node)
-
-    def GetDefaultFilename(self):
-        return 'fsp.bin'
diff --git a/tools/binman/etype/intel_vga.py b/tools/binman/etype/intel_vga.py
index d8f270bbd9593d66a07c6985fb857693cf5809ab..6693607f98a578423eca76db33f17dcad0233b33 100644
--- a/tools/binman/etype/intel_vga.py
+++ b/tools/binman/etype/intel_vga.py
@@ -12,6 +12,3 @@ from blob import Entry_blob
 class Entry_intel_vga(Entry_blob):
     def __init__(self, image, etype, node):
         Entry_blob.__init__(self, image, etype, node)
-
-    def GetDefaultFilename(self):
-        return 'vga.bin'