diff --git a/SConstruct b/SConstruct
index 60ec20e39e..e4c88534b0 100644
--- a/SConstruct
+++ b/SConstruct
@@ -43,7 +43,7 @@ if arch == "aarch64" or arch == "larch64":
   ]
 
   if arch == "larch64":
-    cpppath += ["#phonelibs/capnp-cpp/include", "#phonelibs/capnp-c/include"]
+    cpppath += ["#phonelibs/capnp-cpp/include"]
     libpath += ["#phonelibs/snpe/larch64"]
     libpath += ["#phonelibs/libyuv/larch64/lib"]
     libpath += ["#external/capnparm/lib", "/usr/lib/aarch64-linux-gnu"]
@@ -63,7 +63,6 @@ else:
   }
   cpppath = [
     "#phonelibs/capnp-cpp/include",
-    "#phonelibs/capnp-c/include",
     "#phonelibs/zmq/x64/include",
     "#external/tensorflow/include",
   ]
@@ -71,7 +70,6 @@ else:
   if arch == "Darwin":
     libpath = [
       "#phonelibs/capnp-cpp/mac/lib",
-      "#phonelibs/capnp-c/mac/lib",
       "#phonelibs/libyuv/mac/lib",
       "#cereal",
       "#selfdrive/common",
@@ -81,7 +79,6 @@ else:
   else:
     libpath = [
       "#phonelibs/capnp-cpp/x64/lib",
-      "#phonelibs/capnp-c/x64/lib",
       "#phonelibs/snpe/x86_64-linux-clang",
       "#phonelibs/zmq/x64/lib",
       "#phonelibs/libyuv/x64/lib",
diff --git a/cereal b/cereal
index 8573a24d2e..42e0a7e6bc 160000
--- a/cereal
+++ b/cereal
@@ -1 +1 @@
-Subproject commit 8573a24d2e19e00f5667aee6d2bf689dfda35ee7
+Subproject commit 42e0a7e6bcb0c1191774f0595560486de2d6ee0c
diff --git a/external/mac/capnpc-c b/external/mac/capnpc-c
deleted file mode 100755
index d1a3e31730..0000000000
Binary files a/external/mac/capnpc-c and /dev/null differ
diff --git a/selfdrive/boardd/boardd_setup.py b/selfdrive/boardd/boardd_setup.py
index b8997f8542..5956c11a52 100644
--- a/selfdrive/boardd/boardd_setup.py
+++ b/selfdrive/boardd/boardd_setup.py
@@ -35,7 +35,6 @@ setup(name='Boardd API Implementation',
           library_dirs=[
             './',
             PHONELIBS + '/capnp-cpp/' + ARCH_DIR + '/lib/',
-            PHONELIBS + '/capnp-c/' + ARCH_DIR + '/lib/'
           ],
           sources=['boardd_api_impl.pyx'],
           language="c++",
diff --git a/tools/README.md b/tools/README.md
index f198ed2bee..ea0fd7d83a 100644
--- a/tools/README.md
+++ b/tools/README.md
@@ -120,15 +120,6 @@ TODO: These instructions maybe outdated, follow ubuntu_setup.sh setup instructio
     ./configure --prefix=/usr/local CPPFLAGS=-DPIC CFLAGS=-fPIC CXXFLAGS=-fPIC LDFLAGS=-fPIC --disable-shared --enable-static
     make -j4
     sudo make install
-
-    cd ..
-    git clone https://github.com/commaai/c-capnproto.git
-    cd c-capnproto
-    git submodule update --init --recursive
-    autoreconf -f -i -s
-    CFLAGS="-fPIC" ./configure --prefix=/usr/local
-    make -j4
-    sudo make install
     ```
 
 2. Clone openpilot if you haven't already