diff --git a/pkgs/development/libraries/ffmpeg/generic.nix b/pkgs/development/libraries/ffmpeg/generic.nix
index 0ef5a4ec68d4..cb7aff41b534 100644
--- a/pkgs/development/libraries/ffmpeg/generic.nix
+++ b/pkgs/development/libraries/ffmpeg/generic.nix
@@ -101,6 +101,7 @@
 , withSamba ? withFullDeps && !stdenv.isDarwin && withGPLv3 # Samba protocol
 , withSdl2 ? withSmallDeps
 , withShaderc ? withFullDeps && !stdenv.isDarwin && lib.versionAtLeast version "5.0"
+, withSnappy ? withFullDeps # Snappy compression, needed for hap encoding
 , withSoxr ? withHeadlessDeps # Resampling via soxr
 , withSpeex ? withHeadlessDeps # Speex de/encoder
 , withSrt ? withHeadlessDeps # Secure Reliable Transport (SRT) protocol
@@ -299,6 +300,7 @@
 , samba
 , SDL2
 , shaderc
+, snappy
 , soxr
 , speex
 , srt
@@ -628,6 +630,7 @@ stdenv.mkDerivation (finalAttrs: {
   ] ++ optionals (versionAtLeast version "5.0") [
     (enableFeature withShaderc "libshaderc")
   ] ++ [
+    (enableFeature withSnappy "libsnappy")
     (enableFeature withSoxr "libsoxr")
     (enableFeature withSpeex "libspeex")
     (enableFeature withSrt "libsrt")
@@ -768,6 +771,7 @@ stdenv.mkDerivation (finalAttrs: {
   ++ optionals withSamba [ samba ]
   ++ optionals withSdl2 [ SDL2 ]
   ++ optionals withShaderc [ shaderc ]
+  ++ optionals withSnappy [ snappy ]
   ++ optionals withSoxr [ soxr ]
   ++ optionals withSpeex [ speex ]
   ++ optionals withSrt [ srt ]