diff --git a/src/ipc/capnp/init-types.h b/src/ipc/capnp/init-types.h
index c3ddca27c0471..d44cd24908071 100644
--- a/src/ipc/capnp/init-types.h
+++ b/src/ipc/capnp/init-types.h
@@ -5,6 +5,7 @@
 #ifndef BITCOIN_IPC_CAPNP_INIT_TYPES_H
 #define BITCOIN_IPC_CAPNP_INIT_TYPES_H
 
+#include <ipc/capnp/chain.capnp.proxy-types.h>
 #include <ipc/capnp/echo.capnp.proxy-types.h>
 #include <ipc/capnp/mining.capnp.proxy-types.h>
 
diff --git a/src/ipc/capnp/init.capnp b/src/ipc/capnp/init.capnp
index 1001ee5336871..81469921e9526 100644
--- a/src/ipc/capnp/init.capnp
+++ b/src/ipc/capnp/init.capnp
@@ -8,11 +8,13 @@ using Cxx = import "/capnp/c++.capnp";
 $Cxx.namespace("ipc::capnp::messages");
 
 using Proxy = import "/mp/proxy.capnp";
+$Proxy.include("interfaces/chain.h");
 $Proxy.include("interfaces/echo.h");
 $Proxy.include("interfaces/init.h");
 $Proxy.include("interfaces/mining.h");
 $Proxy.includeTypes("ipc/capnp/init-types.h");
 
+using Chain = import "chain.capnp";
 using Echo = import "echo.capnp";
 using Mining = import "mining.capnp";
 
@@ -20,4 +22,5 @@ interface Init $Proxy.wrap("interfaces::Init") {
     construct @0 (threadMap: Proxy.ThreadMap) -> (threadMap :Proxy.ThreadMap);
     makeEcho @1 (context :Proxy.Context) -> (result :Echo.Echo);
     makeMining @2 (context :Proxy.Context) -> (result :Mining.Mining);
+    makeChain @3 (context :Proxy.Context) -> (result :Chain.Chain);
 }