diff --git a/configs/sterni/packages.nix b/configs/sterni/packages.nix
index e5b9d7d..23c0742 100644
--- a/configs/sterni/packages.nix
+++ b/configs/sterni/packages.nix
@@ -15,6 +15,9 @@ in {
     # rust development environment
     rustup
     jetbrains.clion
+
+    # foto
+    fuji-cam-wifi-tool
   ];
 
   environment.variables.RECIPE_HOME = "$HOME/mahlzeit";
diff --git a/pkgs/default.nix b/pkgs/default.nix
index cb6f3ec..b497c68 100644
--- a/pkgs/default.nix
+++ b/pkgs/default.nix
@@ -26,6 +26,8 @@ in {
 
   gitlog2json = callPackage ./gitlog2json { };
 
+  fuji-cam-wifi-tool = callPackage ./fuji-cam {};
+
   bitwig-studio3 = callPackage ./bitwig-studio/bitwig-studio3.nix { };
 
   bitwig-studio = callPackage ./bitwig-studio/bitwig-studio-environment.nix { };
diff --git a/pkgs/fuji-cam/default.nix b/pkgs/fuji-cam/default.nix
new file mode 100644
index 0000000..f271937
--- /dev/null
+++ b/pkgs/fuji-cam/default.nix
@@ -0,0 +1,28 @@
+{ stdenv, fetchgit, fetchpatch, cmake, linenoise, opencv, ... }:
+
+stdenv.mkDerivation rec {
+  version = "master";
+  name = "fuji-cam-wifi-tool-${version}";
+
+  src = fetchgit {
+    url = "https://github.com/hkr/fuji-cam-wifi-tool.git";
+    rev = "d66aad105f8533f62cf308647850c04f3436af26";
+    sha256 = "0bnqdqs7g1p5qz3jnlazydznym516bwwxsyzybqxqxy01jjpc5kw";
+  };
+
+  patches = [ ./my.patch ];
+
+  buildInputs = [ linenoise opencv ];
+  nativeBuildInputs = [ cmake ];
+
+  cmakeFlags = [ "-DWITH_OPENCV=ON" ];
+
+  meta = with stdenv.lib; {
+    description =
+      "Trying to reverse-engineer the wifi remote control protocol used by Fuji X series cameras";
+    homepage = "https://github.com/hkr/fuji-cam-wifi-tool";
+    license = licenses.unknown;
+    platforms = platforms.linux;
+    maintainers = with maintainers; [ mrVanDalo ];
+  };
+}
diff --git a/pkgs/fuji-cam/my.patch b/pkgs/fuji-cam/my.patch
new file mode 100644
index 0000000..2466a65
--- /dev/null
+++ b/pkgs/fuji-cam/my.patch
@@ -0,0 +1,66 @@
+diff --git a/lib/include/capabilities.hpp b/lib/include/capabilities.hpp
+index d8d05dc..46f3660 100644
+--- a/lib/include/capabilities.hpp
++++ b/lib/include/capabilities.hpp
+@@ -37,7 +37,7 @@ enum property_codes: uint16_t {
+ bool is_known_property(uint16_t value);
+ std::string to_string(property_codes property);
+ 
+-enum data_type : uint16_t {
++enum data_types : uint16_t {
+ 	data_type_unknown = 0,
+ 	data_type_int8 = 1,
+ 	data_type_uint8 = 2,
+@@ -47,7 +47,7 @@ enum data_type : uint16_t {
+ 	data_type_uint32 = 6
+ };
+ 
+-inline bool is_signed(data_type dt)
++inline bool is_signed(data_types dt)
+ {
+ 	switch (dt) {
+ 	default:
+@@ -59,7 +59,7 @@ inline bool is_signed(data_type dt)
+ 	}
+ }
+ 
+-inline size_t data_type_size(data_type dt)
++inline size_t data_type_size(data_types dt)
+ {
+ 	switch (dt) {
+ 	case data_type_int8:
+@@ -79,7 +79,7 @@ inline size_t data_type_size(data_type dt)
+ 
+ struct capability {
+   property_codes property_code = property_unknown;
+-  data_type data_type = data_type_unknown;
++  data_types data_type = data_type_unknown;
+   uint8_t get_set = 0;
+   uint32_t default_value = 0;
+   uint32_t current_value = 0;
+diff --git a/lib/src/capabilities.cpp b/lib/src/capabilities.cpp
+index 9f5b175..141d8fc 100644
+--- a/lib/src/capabilities.cpp
++++ b/lib/src/capabilities.cpp
+@@ -63,7 +63,7 @@ std::string to_string(property_codes property)
+                 flag = "(current)"; \
+             printf("\t\t%s %s\n", value_string, flag.c_str())
+ 
+-static int cap_value_to_int(data_type dt, uint32_t value)
++static int cap_value_to_int(data_types dt, uint32_t value)
+ {
+ 	switch (dt)
+ 	{
+diff --git a/tool/CMakeLists.txt b/tool/CMakeLists.txt
+index 74c15d6..3d221c9 100644
+--- a/tool/CMakeLists.txt
++++ b/tool/CMakeLists.txt
+@@ -30,3 +30,8 @@ endif()
+ if(WIN32)
+   target_link_libraries(fuji_cam_wifi_tool wsock32 ws2_32)
+ endif()
++
++
++# install
++install(TARGETS fuji_cam_wifi_tool DESTINATION bin)
++