diff --git a/.gitmodules b/.gitmodules
index dfbd1d2f6..5b8b22e9b 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -177,3 +177,6 @@
 [submodule "src/external/network_cmds"]
 	path = src/external/network_cmds
 	url = ../darling-network_cmds.git
+[submodule "src/external/bc"]
+	path = src/external/bc
+	url = ../darling-bc.git
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index c29ae25d0..5c5b6dda7 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -120,6 +120,7 @@ if (NOT DARLING_NO_EXECUTABLES)
 	add_subdirectory(external/groff)
 	add_subdirectory(external/nano)
 	add_subdirectory(external/man)
+	add_subdirectory(external/bc)
 	add_subdirectory(external/zip/zip/zip30)
 	add_subdirectory(external/zip/unzip/unzip-5.52)
 	add_subdirectory(tools)
diff --git a/src/external/bc b/src/external/bc
new file mode 160000
index 000000000..c66d05f13
--- /dev/null
+++ b/src/external/bc
@@ -0,0 +1 @@
+Subproject commit c66d05f135736535c8b4c6ff3c8185017e343b10