diff --git a/src/external/libCuba/CMakeLists.txt b/src/external/libCuba/CMakeLists.txt
new file mode 100644
index 00000000..febd4f0a
--- /dev/null
+++ b/src/external/libCuba/CMakeLists.txt
@@ -0,0 +1 @@
+add_subdirectory(src)
diff --git a/src/external/libCuba/src/CMakeLists.txt b/src/external/libCuba/src/CMakeLists.txt
new file mode 100644
index 00000000..d2970a60
--- /dev/null
+++ b/src/external/libCuba/src/CMakeLists.txt
@@ -0,0 +1,45 @@
+# - cuba library --------------------------------------------------------------
+
+#--- create pkg-config info ---------------------------------------------------
+set(prefix "${CMAKE_INSTALL_PREFIX}")   
+set(exec_prefix "\$\{prefix\}")
+set(libdir "\$\{exec_prefix\}/lib")
+set(includedir "\$\{prefix\}/include")   
+set(CUBA_VERSION "1.0.0")
+set(CUBA_LIBRARY_NAME "cuba")
+configure_file("cuba.pc.in" "cuba.pc" @ONLY)
+
+#--- lib creation -------------------------------------------------------------
+add_library(cuba SHARED
+  cuhre/Cuhre.c
+  divonne/Divonne.c
+  suave/Suave.c
+  vegas/Vegas.c
+  common/WorkerIni.c
+)
+#--- make sure that the include directory is found ----------------------------
+target_include_directories(
+  cuba BEFORE PRIVATE 
+    $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/common>
+    $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/cuhre>
+    $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/divonne>
+    $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/suave>
+    $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/vegas>
+)
+
+#--- check for pre compile flags ----------------------------------------------
+set(COMP_DEF "")
+if (HAVE_FORK)
+  set(COMP_DEF ${COMP_DEF} "-DHAVE_FORK")
+endif (HAVE_FORK)
+if (HAVE_ALLOCA_H)
+  set(COMP_DEF ${COMP_DEF} "-DHAVE_ALLOCA_H")
+endif (HAVE_ALLOCA_H)
+if (HAVE_SHMGET)
+  set(COMP_DEF ${COMP_DEF} "-DHAVE_SHMGET")
+endif (HAVE_SHMGET)
+
+target_compile_definitions(
+  cuba PRIVATE ${COMP_DEF}
+)
+