diff --git a/Lib/fontTools/ttLib/tables/E_B_L_C_.py b/Lib/fontTools/ttLib/tables/E_B_L_C_.py
index 0c6fcaf1b..03eced906 100644
--- a/Lib/fontTools/ttLib/tables/E_B_L_C_.py
+++ b/Lib/fontTools/ttLib/tables/E_B_L_C_.py
@@ -412,7 +412,7 @@ class EblcIndexSubTable:
 			(name, (startByte, endByte)) = args
 			return startByte < endByte
 		# Remove all skip glyphs.
-		dataPairs = filter(isValidLocation, zip(self.names, self.locations))
+		dataPairs = list(filter(isValidLocation, zip(self.names, self.locations)))
 		self.names, self.locations = map(list, zip(*dataPairs))
 
 # A closure for creating a custom mixin. This is done because formats 1 and 3
diff --git a/Lib/fontTools/ttLib/tables/_c_m_a_p.py b/Lib/fontTools/ttLib/tables/_c_m_a_p.py
index 3b2559391..257517f32 100644
--- a/Lib/fontTools/ttLib/tables/_c_m_a_p.py
+++ b/Lib/fontTools/ttLib/tables/_c_m_a_p.py
@@ -1220,7 +1220,7 @@ class cmap_format_14(CmapSubtable):
 		for uvs in uvsList:
 			entryList = uvsDict[uvs]
 
-			defList = filter(lambda entry: entry[1] == None, entryList)
+			defList = [entry for entry in entryList if entry[1] == None]
 			if defList:
 				defList = map(lambda entry: entry[0], defList)
 				defOVSOffset = offset
@@ -1247,7 +1247,7 @@ class cmap_format_14(CmapSubtable):
 			else:
 				defOVSOffset = 0
 
-			ndefList = filter(lambda entry: entry[1] != None, entryList)
+			ndefList = [entry for entry in entryList if entry[1] != None]
 			if ndefList:
 				nonDefUVSOffset = offset
 				ndefList.sort()