--- a/src/deps/couchbase-cxx-transactions/CMakeLists.txt
+++ b/src/deps/couchbase-cxx-transactions/CMakeLists.txt
@@ -80,7 +80,7 @@
     if (APPLE AND NOT DEFINED OPENSSL_ROOT_DIR)
         # look in typical brew location - missed by the openssl finder
         message(STATUS "no OPENSSL_ROOT_DIR specified, using MacOS, so defaulting to homebrew location")
-        set(OPENSSL_ROOT_DIR "/usr/local/opt/openssl@1.1", CACHE INTERNAL "")
+        set(OPENSSL_ROOT_DIR "/usr/local/opt/openssl@1.1" CACHE INTERNAL "")
     endif()
     message(STATUS "APPLE: '${APPLE}', SSL: '${OPENSSL_ROOT_DIR}'")
     find_package(OpenSSL REQUIRED)