diff --git a/swig/CMakeLists.txt b/swig/CMakeLists.txt
index 3e642cfbb1..1dd682794d 100644
--- a/swig/CMakeLists.txt
+++ b/swig/CMakeLists.txt
@@ -1,6 +1,6 @@
-# CMake configuration for generating script language interfaces with swig
+# CMake configuration for generating script language interfaces with SWIG
 
-# set minimum CMake version required and switch to new policies
+# set minimum CMake version required and switch to new policies for SWIG
 cmake_minimum_required(VERSION 3.14)
 if(POLICY CMP0078)
   cmake_policy(SET CMP0078 NEW)
@@ -9,6 +9,10 @@ if(POLICY CMP0086)
   cmake_policy(SET CMP0086 NEW)
 endif()
 
+# some of the find_package() scripts trigger developer warnings
+# even though they are bundled with CMake; Suppress them
+set(CMAKE_SUPPRESS_DEVELOPER_WARNINGS TRUE)
+
 if(NOT BUILD_SHARED_LIBS)
   error(FATAL_ERROR "Option BUILD_SHARED_LIBS must be enabled to use SWIG wrappers")
 endif()