diff --git a/build.info b/build.info
index 790f2421e5..b578af4b19 100644
--- a/build.info
+++ b/build.info
@@ -102,6 +102,11 @@ IF[{- $config{target} =~ /^(?:Cygwin|mingw|VC-|BC-)/ -}]
 ENDIF
 
 # This file sets the build directory up for CMake inclusion
+# Note: This generation of OpenSSLConfig[Version].cmake is used
+# for building openssl locally, and so the build variables are 
+# taken from builddata.pm rather than installdata.pm.  For exportable
+# versions of these generated files, you'll find them in the exporters
+# directory
 GENERATE[OpenSSLConfig.cmake]=exporters/cmake/OpenSSLConfig.cmake.in
 DEPEND[OpenSSLConfig.cmake]=builddata.pm
 GENERATE[OpenSSLConfigVersion.cmake]=exporters/cmake/OpenSSLConfigVersion.cmake.in
diff --git a/exporters/cmake/OpenSSLConfig.cmake.in b/exporters/cmake/OpenSSLConfig.cmake.in
index 06f796158b..b35a58152d 100644
--- a/exporters/cmake/OpenSSLConfig.cmake.in
+++ b/exporters/cmake/OpenSSLConfig.cmake.in
@@ -127,13 +127,13 @@ set(OPENSSL_VERSION_FIX "${OpenSSL_VERSION_PATCH}")
 set(OPENSSL_FOUND YES)
 
 # Directories and names
-set(OPENSSL_INCLUDE_DIR "${_ossl_prefix}/{- unixify($OpenSSL::safe::installdata::INCLUDEDIR_REL, 1); -}")
-set(OPENSSL_LIBRARY_DIR "${_ossl_prefix}/{- unixify($OpenSSL::safe::installdata::LIBDIR_REL, 1); -}")
-set(OPENSSL_ENGINES_DIR "${_ossl_prefix}/{- unixify($OpenSSL::safe::installdata::ENGINESDIR_REL, 1); -}")
-set(OPENSSL_MODULES_DIR "${_ossl_prefix}/{- unixify($OpenSSL::safe::installdata::MODULESDIR_REL, 1); -}")
-set(OPENSSL_RUNTIME_DIR "${_ossl_prefix}/{- unixify($OpenSSL::safe::installdata::BINDIR_REL, 1); -}")
+set(OPENSSL_LIBRARY_DIR "${_ossl_prefix}/{- unixify($OpenSSL::safe::installdata::LIBDIR_REL_PREFIX, 1); -}")
+set(OPENSSL_INCLUDE_DIR "${_ossl_prefix}/{- unixify($OpenSSL::safe::installdata::INCLUDEDIR_REL_PREFIX, 1); -}")
+set(OPENSSL_ENGINES_DIR "${_ossl_prefix}/{- unixify($OpenSSL::safe::installdata::LIBDIR_REL_PREFIX, 1); -}/{- unixify($OpenSSL::safe::installdata::ENGINESDIR_REL_LIBDIR, 1); -}")
+set(OPENSSL_MODULES_DIR "${_ossl_prefix}/{- unixify($OpenSSL::safe::installdata::LIBDIR_REL_PREFIX, 1); -}/{- unixify($OpenSSL::safe::installdata::MODULESDIR_REL_LIBDIR, 1); -}")
+set(OPENSSL_RUNTIME_DIR "${_ossl_prefix}/{- unixify($OpenSSL::safe::installdata::BINDIR_REL_PREFIX, 1); -}")
 {- output_off() if $disabled{uplink}; "" -}
-set(OPENSSL_APPLINK_SOURCE "${_ossl_prefix}/{- unixify($OpenSSL::safe::installdata::APPLINKDIR_REL, 1); -}/applink.c")
+set(OPENSSL_APPLINK_SOURCE "${_ossl_prefix}/{- unixify($OpenSSL::safe::installdata::APPLINKDIR_REL_PREFIX, 1); -}/applink.c")
 {- output_on() if $disabled{uplink}; "" -}
 set(OPENSSL_PROGRAM "${OPENSSL_RUNTIME_DIR}/{- platform->bin('openssl') -}")