diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 99c7c2f3..aa62b7ea 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -231,13 +231,15 @@ if(PAHO_WITH_SSL OR PAHO_WITH_LIBRESSL)
     find_package(LibreSSL REQUIRED)
     set(SSL_INCLUDE_DIR ${LIBRESSL_INCLUDE_DIR} CACHE PATH "Directory containing SSL includes")
     set(SSL_LIBRARY_NAME LibreSSL CACHE STRING "Name of the used SSL library")
+    set(SSL_ROOT_DIR ${LIBRESSL_ROOT_DIR} CACHE PATH "Directory containing SSL libraries and includes")
   else()
     set(OPENSSL_ROOT_DIR "" CACHE PATH "Directory containing OpenSSL libraries and includes")
     find_package(OpenSSL REQUIRED)
     set(SSL_INCLUDE_DIR ${OPENSSL_INCLUDE_DIR} CACHE PATH "Directory containing SSL includes")
     set(SSL_LIBRARY_NAME OpenSSL CACHE STRING "Name of the used SSL library")
+    set(SSL_ROOT_DIR ${OPENSSL_ROOT_DIR} CACHE PATH "Directory containing SSL libraries and includes")
   endif()
-  message("Use ${SSL_LIBRARY_NAME} at ${LIBRESSL_ROOT_DIR}")
+  message("Use ${SSL_LIBRARY_NAME} at ${SSL_ROOT_DIR}")
   message("SSL_INCLUDE_DIR: ${SSL_INCLUDE_DIR} ${LIBRESSL_SSL_LIBRARY} ${LIBRESSL_CRYPTO_LIBRARY}")
 
   if(PAHO_BUILD_SHARED)