diff --git a/CMakeLists.txt b/CMakeLists.txt
index 659fd50885..728adc8bbe 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -522,7 +522,7 @@ if(NOT DISABLE_PACKAGE_CONFIG_AND_INSTALL)
     write_basic_package_version_file(
         "cmake/MbedTLSConfigVersion.cmake"
             COMPATIBILITY SameMajorVersion
-            VERSION 4.0.0)
+            VERSION "${MBEDTLS_VERSION}")
 
     install(
         FILES "${CMAKE_CURRENT_BINARY_DIR}/cmake/MbedTLSConfig.cmake"