diff --git a/external/CMakeLists.txt b/external/CMakeLists.txt
index 3521f29..53a57d8 100644
--- a/external/CMakeLists.txt
+++ b/external/CMakeLists.txt
@@ -41,6 +41,9 @@ if (LINUX AND NOT DESKTOP_APP_DISABLE_WAYLAND_INTEGRATION)
     add_checked_subdirectory(kwayland)
 endif()
 add_checked_subdirectory(lz4)
+if (LINUX)
+    add_checked_subdirectory(mallocng)
+endif()
 add_checked_subdirectory(minizip)
 if (LINUX)
     add_checked_subdirectory(nimf_qt5)
diff --git a/external/mallocng/CMakeLists.txt b/external/mallocng/CMakeLists.txt
new file mode 100644
index 0000000..34b97ed
--- /dev/null
+++ b/external/mallocng/CMakeLists.txt
@@ -0,0 +1,38 @@
+# This file is part of Desktop App Toolkit,
+# a set of libraries for developing nice desktop applications.
+#
+# For license and copyright information please follow this link:
+# https://github.com/desktop-app/legal/blob/master/LEGAL
+
+add_library(external_mallocng STATIC)
+add_library(desktop-app::external_mallocng ALIAS external_mallocng)
+init_target(external_mallocng "(external)")
+
+set(mallocng_loc ${third_party_loc}/mallocng)
+
+nice_target_sources(external_mallocng ${mallocng_loc}
+PRIVATE
+    malloc.c
+    calloc.c
+    free.c
+    realloc.c
+    aligned_alloc.c
+    posix_memalign.c
+    memalign.c
+    malloc_usable_size.c
+    meta.h
+    glue.h
+)
+
+target_include_directories(external_mallocng
+PRIVATE
+    ${mallocng_loc}
+)
+
+target_compile_options(external_mallocng
+PUBLIC
+    -fno-builtin-malloc
+    -fno-builtin-calloc
+    -fno-builtin-realloc
+    -fno-builtin-free
+)