diff --git a/src/MagnumPlugins/WavAudioImporter/Test/WavImporterTest.cpp b/src/MagnumPlugins/WavAudioImporter/Test/WavImporterTest.cpp
index 12fc34f8c..2c537ea57 100644
--- a/src/MagnumPlugins/WavAudioImporter/Test/WavImporterTest.cpp
+++ b/src/MagnumPlugins/WavAudioImporter/Test/WavImporterTest.cpp
@@ -138,7 +138,7 @@ void WavImporterTest::unsupportedFormat() {
 
     WavImporter importer;
     CORRADE_VERIFY(!importer.openFile(Utility::Directory::join(WAVAUDIOIMPORTER_TEST_DIR, "unsupportedFormat.wav")));
-    CORRADE_COMPARE(out.str(), "Audio::WavImporter::openData(): unsupported format Audio::WavAudioFormat(0x2)\n");
+    CORRADE_COMPARE(out.str(), "Audio::WavImporter::openData(): unsupported format Audio::WavAudioFormat::AdPcm\n");
 }
 
 void WavImporterTest::unsupportedChannelCount() {
@@ -195,7 +195,7 @@ void WavImporterTest::mono4() {
 
     WavImporter importer;
     CORRADE_VERIFY(!importer.openFile(Utility::Directory::join(WAVAUDIOIMPORTER_TEST_DIR, "mono4.wav")));
-    CORRADE_COMPARE(out.str(), "Audio::WavImporter::openData(): unsupported format Audio::WavAudioFormat(0x2)\n");
+    CORRADE_COMPARE(out.str(), "Audio::WavImporter::openData(): unsupported format Audio::WavAudioFormat::AdPcm\n");
 }
 
 void WavImporterTest::mono8() {
@@ -264,7 +264,7 @@ void WavImporterTest::stereo4() {
 
     WavImporter importer;
     CORRADE_VERIFY(!importer.openFile(Utility::Directory::join(WAVAUDIOIMPORTER_TEST_DIR, "stereo4.wav")));
-    CORRADE_COMPARE(out.str(), "Audio::WavImporter::openData(): unsupported format Audio::WavAudioFormat(0x2)\n");
+    CORRADE_COMPARE(out.str(), "Audio::WavImporter::openData(): unsupported format Audio::WavAudioFormat::AdPcm\n");
 }
 
 void WavImporterTest::stereo8() {
diff --git a/src/MagnumPlugins/WavAudioImporter/WavHeader.cpp b/src/MagnumPlugins/WavAudioImporter/WavHeader.cpp
index 1bfbbf990..a3df3b83a 100644
--- a/src/MagnumPlugins/WavAudioImporter/WavHeader.cpp
+++ b/src/MagnumPlugins/WavAudioImporter/WavHeader.cpp
@@ -39,7 +39,9 @@ Debug& operator<<(Debug& debug, const WavAudioFormat value) {
     switch(value) {
         /* LCOV_EXCL_START */
         #define _c(value) case WavAudioFormat::value: return debug << "Audio::WavAudioFormat::" #value;
+        _c(Unknown)
         _c(Pcm)
+        _c(AdPcm)
         _c(IeeeFloat)
         _c(ALaw)
         _c(MuLaw)
diff --git a/src/MagnumPlugins/WavAudioImporter/WavHeader.h b/src/MagnumPlugins/WavAudioImporter/WavHeader.h
index 678dbe5cd..90e447008 100644
--- a/src/MagnumPlugins/WavAudioImporter/WavHeader.h
+++ b/src/MagnumPlugins/WavAudioImporter/WavHeader.h
@@ -38,7 +38,7 @@ namespace Magnum { namespace Audio {
 enum class WavAudioFormat: UnsignedShort {
     Unknown = 0x0000,       /**< Unknown */
     Pcm = 0x0001,           /**< PCM */
-    Adpcm = 0x0002,         /**< Adaptive Differential PCM */
+    AdPcm = 0x0002,         /**< Adaptive Differential PCM */
     IeeeFloat = 0x0003,     /**< IEEE Float */
     ALaw = 0x0006,          /**< A-Law */
     MuLaw = 0x0007,         /**< μ-Law */