diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2e84f929d..93b023317 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -381,7 +381,7 @@ else(GNUTLS_LIBRARIES)
 endif(GNUTLS_LIBRARIES)
 
 # OpenSSL
-if(NOT HAVE_LIBGNUTLS AND NOT HAVE_LIBGNUTLS_OPENSSL AND NOT HAVE_LIBJWT)
+if(NOT HAVE_LIBGNUTLS OR (NOT HAVE_LIBGNUTLS_OPENSSL) OR (NOT HAVE_LIBJWT))
     find_package(OpenSSL)
     if(OPENSSL_FOUND)
         set(HAVE_LIBOPENSSL 1)
@@ -394,7 +394,7 @@ if(NOT HAVE_LIBGNUTLS AND NOT HAVE_LIBGNUTLS_OPENSSL AND NOT HAVE_LIBJWT)
     else(OPENSSL_FOUND)
         set(optlibsnotfound "${optlibsnotfound} OpenSSL")
     endif(OPENSSL_FOUND)
-endif(NOT HAVE_LIBGNUTLS AND NOT HAVE_LIBGNUTLS_OPENSSL AND NOT HAVE_LIBJWT)
+endif(NOT HAVE_LIBGNUTLS OR (NOT HAVE_LIBGNUTLS_OPENSSL) OR (NOT HAVE_LIBJWT))
 
 # pthread (using find_library and find_path)
 find_library(PTHREAD_LIBRARIES pthread)