diff --git a/tools/binman/etype/intel_cmc.py b/tools/binman/etype/intel_cmc.py
index 9bce8ae39b..30676c8ad0 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 d75be5b956..13c9f05d94 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 d8f270bbd9..6693607f98 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'