diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 00000000..7ea261f0
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "external/inih"]
+	path = external/inih
+	url = https://github.com/benhoyt/inih.git
diff --git a/cmake/external/inih.cmake b/cmake/external/inih.cmake
index c7503783..7e7587ed 100644
--- a/cmake/external/inih.cmake
+++ b/cmake/external/inih.cmake
@@ -1,22 +1,11 @@
 ###### External Project: inih
 include(ExternalProject)
 
-SET(INIH_REPOSITORY https://github.com/benhoyt/inih.git)
-SET(INIH_PREFIX_DIR ${EXTERNAL_PREFIX}/inih)
-
-ExternalProject_Add(inih-repository
-	PREFIX ${INIH_PREFIX_DIR}
-	# Do nothing, we just need the files.
-	CONFIGURE_COMMAND ""
-	BUILD_COMMAND ""
-	INSTALL_COMMAND ""
-	GIT_REPOSITORY ${INIH_REPOSITORY})
+SET(INIH_PREFIX_DIR ${PROJECT_SOURCE_DIR}/external/inih)
 
 SET(INIH_SOURCES
-	${INIH_PREFIX_DIR}/src/inih-repository/ini.c)
-set_source_files_properties(${INIH_SOURCES} PROPERTIES GENERATED TRUE)
+	${INIH_PREFIX_DIR}/ini.c)
 add_library(inih
 	${INIH_SOURCES})
 
-add_dependencies(inih inih-repository)
-target_include_directories(inih INTERFACE SYSTEM ${INIH_PREFIX_DIR}/src/inih-repository/)
+target_include_directories(inih INTERFACE SYSTEM ${INIH_PREFIX_DIR})
diff --git a/external/inih b/external/inih
new file mode 160000
index 00000000..0c3f8ea8
--- /dev/null
+++ b/external/inih
@@ -0,0 +1 @@
+Subproject commit 0c3f8ea80ca2c8be8995a0b7b4e84af1641a4dd2