diff --git a/test/regress/regex_test.cpp b/test/regress/regex_test.cpp
index 75c481ee..889c0543 100644
--- a/test/regress/regex_test.cpp
+++ b/test/regress/regex_test.cpp
@@ -26,6 +26,7 @@
 // disable automatic selection of support library:
 #define BOOST_REGEX_NO_LIB
 #define BOOST_REGEX_STATIC_LINK
+#define BOOST_REGEX_NO_EXTERNAL_TEMPLATES
 
 #include <boost/regex.hpp>
 #include <boost/regex/src.cpp>
diff --git a/test/regress/wregex_test.cpp b/test/regress/wregex_test.cpp
index f7b24a0b..258facf7 100644
--- a/test/regress/wregex_test.cpp
+++ b/test/regress/wregex_test.cpp
@@ -26,6 +26,7 @@
 // disable automatic selection of support library:
 #define BOOST_REGEX_NO_LIB
 #define BOOST_REGEX_STATIC_LINK
+#define BOOST_REGEX_NO_EXTERNAL_TEMPLATES
 
 #if defined(_MSC_VER) && defined(__STL_DEBUG) && defined(_DLL)
 //