diff --git a/test/exception/Jamfile.v2 b/test/exception/Jamfile.v2
index cc0ec8e8..87ee3250 100644
--- a/test/exception/Jamfile.v2
+++ b/test/exception/Jamfile.v2
@@ -15,7 +15,7 @@ project unordered-test/exception-tests
         <toolset>gcc:<cxxflags>"-pedantic -Wstrict-aliasing -fstrict-aliasing -Wextra -Wsign-promo -Wunused-parameter"
         <toolset>darwin:<cxxflags>"-pedantic -Wstrict-aliasing -fstrict-aliasing -Wextra -Wsign-promo -Wunused-parameter"
         <toolset>gcc:<define>_GLIBCXX_DEBUG
-        <toolset>darwin:<define>_GLIBCXX_DEBUG
+        #<toolset>darwin:<define>_GLIBCXX_DEBUG
         <toolset>msvc:<warnings-as-errors>on
         #<toolset>gcc:<warnings-as-errors>on
         #<toolset>darwin:<warnings-as-errors>on
diff --git a/test/unordered/Jamfile.v2 b/test/unordered/Jamfile.v2
index 9454d206..07be6c28 100644
--- a/test/unordered/Jamfile.v2
+++ b/test/unordered/Jamfile.v2
@@ -12,7 +12,7 @@ project unordered-test/unordered
         <toolset>gcc:<cxxflags>"-pedantic -Wstrict-aliasing -fstrict-aliasing -Wextra -Wsign-promo -Wunused-parameter"
         <toolset>darwin:<cxxflags>"-pedantic -Wstrict-aliasing -fstrict-aliasing -Wextra -Wsign-promo -Wunused-parameter"
         <toolset>gcc:<define>_GLIBCXX_DEBUG
-        <toolset>darwin:<define>_GLIBCXX_DEBUG
+        #<toolset>darwin:<define>_GLIBCXX_DEBUG
         <toolset>msvc:<warnings-as-errors>on
         #<toolset>gcc:<warnings-as-errors>on
         #<toolset>darwin:<warnings-as-errors>on