diff --git a/dbus-soundrecorder/CMakeLists.txt b/dbus-soundrecorder/CMakeLists.txt
index 0b7d1a7..392c8ac 100644
--- a/dbus-soundrecorder/CMakeLists.txt
+++ b/dbus-soundrecorder/CMakeLists.txt
@@ -2,6 +2,7 @@ cmake_minimum_required(VERSION 3.1.0 FATAL_ERROR)
 
 project("dbus-soundrecorder-subdirs")
 set(SUBDIRS_PREFIX "../..")
+enable_testing()
 
 set(CMAKE_INSTALL_RPATH_USE_LINK_PATH true)
 include_directories(BEFORE SYSTEM "${CMAKE_CURRENT_SOURCE_DIR}" "${CMAKE_CURRENT_SOURCE_DIR}/${SUBDIRS_PREFIX}")
diff --git a/geocoordinatecalculator/CMakeLists.txt b/geocoordinatecalculator/CMakeLists.txt
index ddff61b..645e89e 100644
--- a/geocoordinatecalculator/CMakeLists.txt
+++ b/geocoordinatecalculator/CMakeLists.txt
@@ -2,6 +2,7 @@ cmake_minimum_required(VERSION 3.1.0 FATAL_ERROR)
 
 project("geocoordinatecalculator-subdirs")
 set(SUBDIRS_PREFIX "../..")
+enable_testing()
 
 set(CMAKE_INSTALL_RPATH_USE_LINK_PATH true)
 include_directories(BEFORE SYSTEM "${CMAKE_CURRENT_SOURCE_DIR}" "${CMAKE_CURRENT_SOURCE_DIR}/${SUBDIRS_PREFIX}")
diff --git a/passwordmanager/CMakeLists.txt b/passwordmanager/CMakeLists.txt
index 9e8aea1..a2e379a 100644
--- a/passwordmanager/CMakeLists.txt
+++ b/passwordmanager/CMakeLists.txt
@@ -2,6 +2,7 @@ cmake_minimum_required(VERSION 3.1.0 FATAL_ERROR)
 
 project("passwordmanager-subdirs")
 set(SUBDIRS_PREFIX "../..")
+enable_testing()
 
 set(CMAKE_INSTALL_RPATH_USE_LINK_PATH true)
 include_directories(BEFORE SYSTEM "${CMAKE_CURRENT_SOURCE_DIR}" "${CMAKE_CURRENT_SOURCE_DIR}/${SUBDIRS_PREFIX}")
diff --git a/repoindex/CMakeLists.txt b/repoindex/CMakeLists.txt
index f95065d..5be7f40 100644
--- a/repoindex/CMakeLists.txt
+++ b/repoindex/CMakeLists.txt
@@ -2,6 +2,7 @@ cmake_minimum_required(VERSION 3.1.0 FATAL_ERROR)
 
 project("repoindex-subdirs")
 set(SUBDIRS_PREFIX "../..")
+enable_testing()
 
 set(CMAKE_INSTALL_RPATH_USE_LINK_PATH true)
 include_directories(BEFORE SYSTEM "${CMAKE_CURRENT_SOURCE_DIR}" "${CMAKE_CURRENT_SOURCE_DIR}/${SUBDIRS_PREFIX}")
diff --git a/tageditor/CMakeLists.txt b/tageditor/CMakeLists.txt
index e93c4b8..9f50c9e 100644
--- a/tageditor/CMakeLists.txt
+++ b/tageditor/CMakeLists.txt
@@ -2,6 +2,7 @@ cmake_minimum_required(VERSION 3.1.0 FATAL_ERROR)
 
 project("tageditor-subdirs")
 set(SUBDIRS_PREFIX "../..")
+enable_testing()
 
 set(CMAKE_INSTALL_RPATH_USE_LINK_PATH true)
 include_directories(BEFORE SYSTEM "${CMAKE_CURRENT_SOURCE_DIR}" "${CMAKE_CURRENT_SOURCE_DIR}/${SUBDIRS_PREFIX}")
diff --git a/videodownloader/CMakeLists.txt b/videodownloader/CMakeLists.txt
index 39936de..61dfd9a 100644
--- a/videodownloader/CMakeLists.txt
+++ b/videodownloader/CMakeLists.txt
@@ -2,6 +2,7 @@ cmake_minimum_required(VERSION 3.1.0 FATAL_ERROR)
 
 project("videodownloader-subdirs")
 set(SUBDIRS_PREFIX "../..")
+enable_testing()
 
 set(CMAKE_INSTALL_RPATH_USE_LINK_PATH true)
 include_directories(BEFORE SYSTEM "${CMAKE_CURRENT_SOURCE_DIR}" "${CMAKE_CURRENT_SOURCE_DIR}/${SUBDIRS_PREFIX}")