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-rw-r--r--Modules/FindOpenSSL.cmake2
1 files changed, 1 insertions, 1 deletions
diff --git a/Modules/FindOpenSSL.cmake b/Modules/FindOpenSSL.cmake
index 426d00d..10282a0 100644
--- a/Modules/FindOpenSSL.cmake
+++ b/Modules/FindOpenSSL.cmake
@@ -230,7 +230,7 @@ else()
set(_OPENSSL_FIND_PATH_SUFFIX "include")
endif()
-if ((DEFINED OPENSSL_ROOT_DIR) OR (DEFINED ENV{OPENSSL_ROOT_DIR}))
+if (OPENSSL_ROOT_DIR OR NOT "$ENV{OPENSSL_ROOT_DIR}" STREQUAL "")
set(_OPENSSL_ROOT_HINTS HINTS ${OPENSSL_ROOT_DIR} ENV OPENSSL_ROOT_DIR)
set(_OPENSSL_ROOT_PATHS NO_DEFAULT_PATH)
elseif (MSVC)