diff --git a/Lib/glyphsLib/builder/features.py b/Lib/glyphsLib/builder/features.py
index 511e6d68a..5e69d22a4 100644
--- a/Lib/glyphsLib/builder/features.py
+++ b/Lib/glyphsLib/builder/features.py
@@ -78,7 +78,7 @@ def _is_manual_kern_feature(feature):
     return feature.name == "kern" and not feature.automatic
 
 
-def _to_ufo_features(
+def _to_ufo_features(  # noqa: C901
     font: GSFont,
     ufo: Font | None = None,
     generate_GDEF: bool = False,
@@ -140,16 +140,19 @@ def _to_ufo_features(
                     feature_names = ["featureNames {", f'  name "{name}";', "};"]
         elif font.format_version == 3 and feature.labels:
             feature_names = []
-            feature_names.append("featureNames {")
             for label in feature.labels:
                 langID = _to_name_langID(label["language"])
                 name = label["value"]
+                if name == "":
+                    continue
                 name = name.replace("\\", r"\005c").replace('"', r"\0022")
                 if langID is None:
                     feature_names.append(f'  name "{name}";')
                 else:
                     feature_names.append(f'  name 3 1 0x{langID:X} "{name}";')
-            feature_names.append("};")
+            if feature_names:
+                feature_names.insert(0, "featureNames {")
+                feature_names.append("};")
         if notes:
             lines.append("# notes:")
             lines.extend("# " + line for line in notes.splitlines())