diff --git a/doc/capabilities.js.html b/doc/capabilities.js.html
index 494eeac2..7899d6f5 100644
--- a/doc/capabilities.js.html
+++ b/doc/capabilities.js.html
@@ -42,7 +42,7 @@ <h1 class="page-title">Source: capabilities.js</h1>
 var ffEncodersRegexp = /\(encoders:([^\)]+)\)/;
 var ffDecodersRegexp = /\(decoders:([^\)]+)\)/;
 var encodersRegexp = /^\s*([VAS\.])([F\.])([S\.])([X\.])([B\.])([D\.]) ([^ ]+) +(.*)$/;
-var formatRegexp = /^\s*([D ])([E ])\s+([^ ]+)\s+(.*)$/;
+var formatRegexp = /^\s*([D ])([E ])[d ]?\s+([^ ]+)\s+(.*)$/;
 var lineBreakRegexp = /\r\n|\r|\n/;
 var filterRegexp = /^(?: [T\.][S\.][C\.] )?([^ ]+) +(AA?|VV?|\|)->(AA?|VV?|\|) +(.*)$/;
 
diff --git a/lib/capabilities.js b/lib/capabilities.js
index 1c89c02f..ac405289 100644
--- a/lib/capabilities.js
+++ b/lib/capabilities.js
@@ -15,7 +15,7 @@ var ffCodecRegexp = /^\s*([D\.])([E\.])([VAS])([I\.])([L\.])([S\.]) ([^ ]+) +(.*
 var ffEncodersRegexp = /\(encoders:([^\)]+)\)/;
 var ffDecodersRegexp = /\(decoders:([^\)]+)\)/;
 var encodersRegexp = /^\s*([VAS\.])([F\.])([S\.])([X\.])([B\.])([D\.]) ([^ ]+) +(.*)$/;
-var formatRegexp = /^\s*([D ])([E ])\s+([^ ]+)\s+(.*)$/;
+var formatRegexp = /^\s*([D ])([E ])[d ]?\s+([^ ]+)\s+(.*)$/;
 var lineBreakRegexp = /\r\n|\r|\n/;
 var filterRegexp = /^(?: [T\.][S\.][C\.] )?([^ ]+) +(AA?|VV?|\|)->(AA?|VV?|\|) +(.*)$/;
 
diff --git a/test/capabilities.test.js b/test/capabilities.test.js
index c8855f1e..ba923b46 100644
--- a/test/capabilities.test.js
+++ b/test/capabilities.test.js
@@ -72,6 +72,14 @@ describe('Capabilities', function() {
         ('canDemux' in formats.wav).should.equal(true);
         (typeof formats.wav.canDemux).should.equal('boolean');
 
+        ('lavfi' in formats).should.equal(true);
+        ('description' in formats.lavfi).should.equal(true);
+        (typeof formats.lavfi.description).should.equal('string');
+        ('canMux' in formats.lavfi).should.equal(true);
+        (typeof formats.lavfi.canMux).should.equal('boolean');
+        ('canDemux' in formats.lavfi).should.equal(true);
+        (typeof formats.lavfi.canDemux).should.equal('boolean');
+
         done();
       });
     });