diff --git a/src/common/codec.cpp b/src/common/codec.cpp
index c9c69cb20..1b936ab85 100644
--- a/src/common/codec.cpp
+++ b/src/common/codec.cpp
@@ -34,7 +34,7 @@ codec_c::initialize() {
   ms_codecs.emplace_back("VC1",                     CT_V_VC1,       "wvc1|vc-1");
 
   ms_codecs.emplace_back("AAC",                     CT_A_AAC,       "mp4a|aac.|raac|racp|A_AAC.*",           std::vector<uint16_t>{ 0x00ffu, 0x706du });
-  ms_codecs.emplace_back("AC3/EAC3",                CT_A_AC3,       "ac3.|ac-3|sac3|eac3|a52[\\sb]|A_E?AC3", 0x2000u);
+  ms_codecs.emplace_back("AC3/EAC3",                CT_A_AC3,       "ac3.|ac-3|sac3|eac3|a52[\\sb]|dnet|A_E?AC3", 0x2000u);
   ms_codecs.emplace_back("ALAC",                    CT_A_ALAC,      "alac|A_ALAC");
   ms_codecs.emplace_back("DTS",                     CT_A_DTS,       "dts[\\sbcehl]|A_DTS",                   0x2001u);
   ms_codecs.emplace_back("MP2",                     CT_A_MP2,       "mp2.|\\.mp[12]|mp2a|A_MPEG/L2",         0x0050);
diff --git a/tests/unit/common/codec.cpp b/tests/unit/common/codec.cpp
index 702732900..63a19f3c0 100644
--- a/tests/unit/common/codec.cpp
+++ b/tests/unit/common/codec.cpp
@@ -32,6 +32,7 @@ TEST(Codec, LookUpStringAudio) {
   EXPECT_TRUE(codec_c::look_up("a52b").is(CT_A_AC3));
   EXPECT_TRUE(codec_c::look_up("ac-3").is(CT_A_AC3));
   EXPECT_TRUE(codec_c::look_up("sac3").is(CT_A_AC3));
+  EXPECT_TRUE(codec_c::look_up("dnet").is(CT_A_AC3));
 
   EXPECT_TRUE(codec_c::look_up(MKV_A_ALAC).is(CT_A_ALAC));
   EXPECT_TRUE(codec_c::look_up("ALAC").is(CT_A_ALAC));