diff --git a/source/mijin/util/os.cpp b/source/mijin/util/os.cpp
index f3537b9..f483d3e 100644
--- a/source/mijin/util/os.cpp
+++ b/source/mijin/util/os.cpp
@@ -51,6 +51,16 @@ LibraryHandle openSharedLibrary(std::string_view libraryFile) noexcept
 #endif
 }
 
+bool closeSharedLibrary(const LibraryHandle library) noexcept
+{
+#if MIJIN_TARGET_OS == MIJIN_OS_LINUX
+    return dlclose(library.data) == 0;
+#elif MIJIN_TARGET_OS == MIJIN_OS_WINDOWS
+    (void) library;
+    return true;
+#endif
+}
+
 void* loadSymbolFromLibrary(const LibraryHandle library, const char* symbolName) noexcept
 {
 #if MIJIN_TARGET_OS == MIJIN_OS_LINUX
diff --git a/source/mijin/util/os.hpp b/source/mijin/util/os.hpp
index 616ffc5..297a104 100644
--- a/source/mijin/util/os.hpp
+++ b/source/mijin/util/os.hpp
@@ -46,6 +46,7 @@ struct LibraryHandle
 //
 
 [[nodiscard]] LibraryHandle openSharedLibrary(std::string_view libraryFile) noexcept;
+bool closeSharedLibrary(const LibraryHandle library) noexcept;
 [[nodiscard]] void* loadSymbolFromLibrary(const LibraryHandle library, const char* symbolName) noexcept;
 void setCurrentThreadName(const char* threadName) noexcept;