diff --git a/pkgs/development/python-modules/binwalk/default.nix b/pkgs/development/python-modules/binwalk/default.nix
index 97c6b957a437..d31113b92147 100644
--- a/pkgs/development/python-modules/binwalk/default.nix
+++ b/pkgs/development/python-modules/binwalk/default.nix
@@ -9,6 +9,8 @@
 , gnutar
 , p7zip
 , cabextract
+, cramfsprogs
+, cramfsswap
 , lzma
 , nose
 , pycrypto
@@ -29,7 +31,7 @@ buildPythonPackage {
     sha256 = "1bxgj569fzwv6jhcbl864nmlsi9x1k1r20aywjxc8b9b1zgqrlvc";
   };
 
-  propagatedBuildInputs = [ zlib xz ncompress gzip bzip2 gnutar p7zip cabextract lzma pycrypto ]
+  propagatedBuildInputs = [ zlib xz ncompress gzip bzip2 gnutar p7zip cabextract cramfsswap cramfsprogs lzma pycrypto ]
   ++ stdenv.lib.optional visualizationSupport pyqtgraph;
 
   # setup.py only installs version.py during install, not test