diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index f44a2bf98..23834fa83 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -61,7 +61,7 @@ jobs:
         - name: Setup
           run: |
             sudo apt-get update
-            sudo apt-get install cmake debhelper devscripts build-essential lintian libsdl2-dev libuv1-dev libsdl2-mixer-dev postgresql-server-dev-all libpq-dev libenet-dev opencl-c-headers wayland-protocols pkg-config uuid-dev python3
+            sudo apt-get install cmake debhelper devscripts build-essential lintian libsdl2-dev libuv1-dev libsdl2-mixer-dev postgresql-server-dev-all libpq-dev libenet-dev opencl-c-headers wayland-protocols pkg-config uuid-dev python3 flatbuffers-compiler
 
         - name: Ubuntu
           run: |
@@ -107,7 +107,7 @@ jobs:
         - name: Setup
           run: |
             sudo apt-get update
-            sudo apt-get install libsdl2-dev postgresql-server-dev-all libpq-dev libenet-dev opencl-c-headers wayland-protocols pkg-config uuid-dev ninja-build python3
+            sudo apt-get install libsdl2-dev postgresql-server-dev-all libpq-dev libenet-dev opencl-c-headers wayland-protocols pkg-config uuid-dev ninja-build python3 flatbuffers-compiler
 
         - name: Linux
           run: |
diff --git a/cmake/Findflatbuffers.cmake b/cmake/Findflatbuffers.cmake
index d3ca1d673..edb32bd90 100644
--- a/cmake/Findflatbuffers.cmake
+++ b/cmake/Findflatbuffers.cmake
@@ -1,2 +1,2 @@
 include("${ROOT_DIR}/cmake/macros.cmake")
-engine_find_header_only(flatbuffers flatbuffers.h "" "" "")
+engine_find_header_only(flatbuffers flatbuffers.h flatbuffers "")
diff --git a/cmake/Findglm.cmake b/cmake/Findglm.cmake
index 726211dc7..08a03665f 100644
--- a/cmake/Findglm.cmake
+++ b/cmake/Findglm.cmake
@@ -1,3 +1,3 @@
 #We need 0.9.8
 include("${ROOT_DIR}/cmake/macros.cmake")
-engine_find_header_only(glm detail/type_mat.hpp glm "" "")
+engine_find_header_only(glm detail/type_mat.hpp glm "")
diff --git a/contrib/libs/flatbuffers/CMakeLists.txt b/contrib/libs/flatbuffers/CMakeLists.txt
index 693d878b5..7adf37cce 100644
--- a/contrib/libs/flatbuffers/CMakeLists.txt
+++ b/contrib/libs/flatbuffers/CMakeLists.txt
@@ -14,45 +14,52 @@ engine_add_library(
 if (NOT FLATBUFFERS_FOUND)
 	target_include_directories(flatbuffers PUBLIC .)
 endif()
-set(COMPILER_SRCS
-	compiler/src/compiler/cpp_generator.cc
-	compiler/src/compiler/cpp_generator.h
-	compiler/src/compiler/go_generator.cc
-	compiler/src/compiler/go_generator.h
-	compiler/src/compiler/java_generator.cc
-	compiler/src/compiler/java_generator.h
-	compiler/src/compiler/swift_generator.cc
-	compiler/src/compiler/swift_generator.h
-	compiler/src/compiler/python_generator.cc
-	compiler/src/compiler/python_generator.h
-	compiler/src/compiler/ts_generator.cc
-	compiler/src/compiler/ts_generator.h
-	compiler/bfbs_gen_lua.cpp
-	compiler/code_generators.cpp
-	compiler/flatc.cpp
-	compiler/flatc_main.cpp
-	compiler/idl_gen_cpp.cpp
-	compiler/idl_gen_dart.cpp
-	compiler/idl_gen_fbs.cpp
-	compiler/idl_gen_csharp.cpp
-	compiler/idl_gen_java.cpp
-	compiler/idl_gen_go.cpp
-	compiler/idl_gen_grpc.cpp
-	compiler/idl_gen_json_schema.cpp
-	compiler/idl_gen_kotlin.cpp
-	compiler/idl_gen_lobster.cpp
-	compiler/idl_gen_lua.cpp
-	compiler/idl_gen_php.cpp
-	compiler/idl_gen_python.cpp
-	compiler/idl_gen_rust.cpp
-	compiler/idl_gen_swift.cpp
-	compiler/idl_gen_text.cpp
-	compiler/idl_gen_ts.cpp
-	compiler/idl_parser.cpp
-	compiler/reflection.cpp
-	compiler/util.cpp
-)
-engine_add_build_executable(TARGET flatc SRCS ${COMPILER_SRCS} NOINSTALL)
-set_target_properties(flatc PROPERTIES UNITY_BUILD FALSE)
-target_link_libraries(flatc flatbuffers)
-target_include_directories(flatc PRIVATE compiler/)
+
+find_program(FLATC_EXECUTABLE NAMES flatc)
+if (FLATC_EXECUTABLE)
+	add_executable(flatc IMPORTED GLOBAL)
+	set_property(TARGET flatc PROPERTY IMPORTED_LOCATION ${FLATC_EXECUTABLE})
+else()
+	set(COMPILER_SRCS
+		compiler/src/compiler/cpp_generator.cc
+		compiler/src/compiler/cpp_generator.h
+		compiler/src/compiler/go_generator.cc
+		compiler/src/compiler/go_generator.h
+		compiler/src/compiler/java_generator.cc
+		compiler/src/compiler/java_generator.h
+		compiler/src/compiler/swift_generator.cc
+		compiler/src/compiler/swift_generator.h
+		compiler/src/compiler/python_generator.cc
+		compiler/src/compiler/python_generator.h
+		compiler/src/compiler/ts_generator.cc
+		compiler/src/compiler/ts_generator.h
+		compiler/bfbs_gen_lua.cpp
+		compiler/code_generators.cpp
+		compiler/flatc.cpp
+		compiler/flatc_main.cpp
+		compiler/idl_gen_cpp.cpp
+		compiler/idl_gen_dart.cpp
+		compiler/idl_gen_fbs.cpp
+		compiler/idl_gen_csharp.cpp
+		compiler/idl_gen_java.cpp
+		compiler/idl_gen_go.cpp
+		compiler/idl_gen_grpc.cpp
+		compiler/idl_gen_json_schema.cpp
+		compiler/idl_gen_kotlin.cpp
+		compiler/idl_gen_lobster.cpp
+		compiler/idl_gen_lua.cpp
+		compiler/idl_gen_php.cpp
+		compiler/idl_gen_python.cpp
+		compiler/idl_gen_rust.cpp
+		compiler/idl_gen_swift.cpp
+		compiler/idl_gen_text.cpp
+		compiler/idl_gen_ts.cpp
+		compiler/idl_parser.cpp
+		compiler/reflection.cpp
+		compiler/util.cpp
+	)
+	engine_add_build_executable(TARGET flatc SRCS ${COMPILER_SRCS} NOINSTALL)
+	set_target_properties(flatc PROPERTIES UNITY_BUILD FALSE)
+	target_link_libraries(flatc flatbuffers)
+	target_include_directories(flatc PRIVATE compiler/)
+endif()
diff --git a/debian/control b/debian/control
index 68e25f2ee..dea3b64b6 100644
--- a/debian/control
+++ b/debian/control
@@ -14,6 +14,7 @@ Build-Depends:
  wayland-protocols,
  pkg-config,
  uuid-dev,
+ libflatbuffers-dev,
  libsdl2-mixer-dev
 Standards-Version: 4.1.4
 Homepage: https://github.com/mgerhardy/vengi