diff --git a/CMakeLists.txt b/CMakeLists.txt
index 55ffc041..8280c82f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -157,9 +157,6 @@ endif()
 # Use packaged nlohmann json
 find_package(nlohmann_json REQUIRED)
 
-# For a test program (optional)
-find_package (Eigen3 NO_MODULE)
-
 # If Qt5 is present, then some optional Qt examples will be compiled
 find_package(Qt5 QUIET COMPONENTS Gui Core Widgets)
 if(Qt5_FOUND)