diff --git a/K/KCP/build_tarballs.jl b/K/KCP/build_tarballs.jl
new file mode 100644
index 00000000000..62edae91f49
--- /dev/null
+++ b/K/KCP/build_tarballs.jl
@@ -0,0 +1,41 @@
+# Note that this script can accept some limited command-line arguments, run
+# `julia build_tarballs.jl --help` to see a usage message.
+using BinaryBuilder, Pkg
+
+name = "KCP"
+version = v"1.5.0"
+
+# Collection of sources required to complete build
+sources = [
+    GitSource("https://github.com/skywind3000/kcp.git", "87c0e6a92bb7d8b49937522cdd5844905d58d8e6"),
+]
+
+# Bash recipe for building across all platforms
+script = raw"""
+cd $WORKSPACE/srcdir/kcp/
+sed -i -e 's/STATIC/SHARED/' -e 's/ARCHIVE //' CMakeLists.txt
+mkdir build
+cd build
+cmake .. -DCMAKE_INSTALL_PREFIX=$prefix \
+    -DCMAKE_TOOLCHAIN_FILE=${CMAKE_TARGET_TOOLCHAIN} \
+    -DCMAKE_BUILD_TYPE=Release \
+    -DBUILD_TESTING=OFF
+make -j${nproc}
+make install
+"""
+
+# These are the platforms we will build for by default, unless further
+# platforms are passed in on the command line
+platforms = supported_platforms()
+
+# The products that we will ensure are always built
+products = [
+    LibraryProduct("libkcp", :libkcp)
+]
+
+# Dependencies that must be installed before this package can be built
+dependencies = Dependency[
+]
+
+# Build the tarballs, and possibly a `build.jl` as well.
+build_tarballs(ARGS, name, version, sources, script, platforms, products, dependencies)