diff --git a/Samples/SwiftJavaExtractJNISampleApp/Sources/MySwiftLibrary/NestedTypes.swift b/Samples/SwiftJavaExtractJNISampleApp/Sources/MySwiftLibrary/NestedTypes.swift
index 252b938a..e2b2633f 100644
--- a/Samples/SwiftJavaExtractJNISampleApp/Sources/MySwiftLibrary/NestedTypes.swift
+++ b/Samples/SwiftJavaExtractJNISampleApp/Sources/MySwiftLibrary/NestedTypes.swift
@@ -45,3 +45,9 @@ public enum NestedEnum {
     public init() {}
   }
 }
+
+public enum NamespaceEnum {
+  public enum Nested {
+    public static func something() {}
+  }
+}
diff --git a/Samples/SwiftJavaExtractJNISampleApp/src/test/java/com/example/swift/NestedTypesTest.java b/Samples/SwiftJavaExtractJNISampleApp/src/test/java/com/example/swift/NestedTypesTest.java
index b006ea91..fb506ab3 100644
--- a/Samples/SwiftJavaExtractJNISampleApp/src/test/java/com/example/swift/NestedTypesTest.java
+++ b/Samples/SwiftJavaExtractJNISampleApp/src/test/java/com/example/swift/NestedTypesTest.java
@@ -42,4 +42,11 @@ void testStructInEnum() {
             assertTrue(one.isPresent());
         }
     }
-}
\ No newline at end of file
+
+    @Test
+    void testNamespaceEnum() {
+        try (var arena = SwiftArena.ofConfined()) {
+            NamespaceEnum.Nested.something();
+        }
+    }
+}
diff --git a/Sources/JExtractSwiftLib/JNI/JNISwift2JavaGenerator+JavaBindingsPrinting.swift b/Sources/JExtractSwiftLib/JNI/JNISwift2JavaGenerator+JavaBindingsPrinting.swift
index 87a5d358..e3f3a696 100644
--- a/Sources/JExtractSwiftLib/JNI/JNISwift2JavaGenerator+JavaBindingsPrinting.swift
+++ b/Sources/JExtractSwiftLib/JNI/JNISwift2JavaGenerator+JavaBindingsPrinting.swift
@@ -360,6 +360,10 @@ extension JNISwift2JavaGenerator {
   }
 
   private func printEnumDiscriminator(_ printer: inout CodePrinter, _ decl: ImportedNominalType) {
+    if decl.cases.isEmpty {
+      return
+    }
+
     printer.printBraceBlock("public enum Discriminator") { printer in
       printer.print(
         decl.cases.map { $0.name.uppercased() }.joined(separator: ",\n")
@@ -374,6 +378,10 @@ extension JNISwift2JavaGenerator {
   }
 
   private func printEnumCaseInterface(_ printer: inout CodePrinter, _ decl: ImportedNominalType) {
+    if decl.cases.isEmpty {
+      return
+    }
+
     printer.print("public sealed interface Case {}")
     printer.println()
 
diff --git a/Sources/JExtractSwiftLib/JNI/JNISwift2JavaGenerator+SwiftThunkPrinting.swift b/Sources/JExtractSwiftLib/JNI/JNISwift2JavaGenerator+SwiftThunkPrinting.swift
index 347d2024..61740fe6 100644
--- a/Sources/JExtractSwiftLib/JNI/JNISwift2JavaGenerator+SwiftThunkPrinting.swift
+++ b/Sources/JExtractSwiftLib/JNI/JNISwift2JavaGenerator+SwiftThunkPrinting.swift
@@ -286,6 +286,10 @@ extension JNISwift2JavaGenerator {
   }
 
   private func printEnumDiscriminator(_ printer: inout CodePrinter, _ type: ImportedNominalType) {
+    if type.cases.isEmpty {
+      return
+    }
+
     let selfPointerParam = JavaParameter(name: "selfPointer", type: .long)
     printCDecl(
       &printer,