diff --git a/linux/CMakeLists.txt b/linux/CMakeLists.txt
index a5f3d24..b7e87af 100644
--- a/linux/CMakeLists.txt
+++ b/linux/CMakeLists.txt
@@ -1,11 +1,21 @@
 cmake_minimum_required(VERSION 3.10)
 set(PROJECT_NAME "argon2_ffi")
-project(${PROJECT_NAME} LANGUAGES CXX)
+project(${PROJECT_NAME} LANGUAGES C CXX)
 
 set(PLUGIN_NAME "${PROJECT_NAME}_plugin")
 
 add_library(${PLUGIN_NAME} SHARED
   "${PLUGIN_NAME}.cc"
+
+  ../ios/Classes/argon2_ffi.c
+
+  ../ios/Classes/argon2src/argon2.c
+  ../ios/Classes/argon2src/core.c
+  ../ios/Classes/argon2src/encoding.c
+  ../ios/Classes/argon2src/genkat.c
+  ../ios/Classes/argon2src/ref.c
+  ../ios/Classes/argon2src/thread.c
+  ../ios/Classes/argon2src/blake2/blake2b.c
 )
 apply_standard_settings(${PLUGIN_NAME})
 set_target_properties(${PLUGIN_NAME} PROPERTIES