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-rw-r--r--tapset-been.cxx8
1 files changed, 4 insertions, 4 deletions
diff --git a/tapset-been.cxx b/tapset-been.cxx
index e007a4f7..d695bdf3 100644
--- a/tapset-been.cxx
+++ b/tapset-been.cxx
@@ -21,10 +21,10 @@ using namespace std;
using namespace __gnu_cxx;
-static string TOK_BEGIN("begin");
-static string TOK_END("end");
-static string TOK_ERROR("error");
-static string TOK_NEVER("never");
+static const string TOK_BEGIN("begin");
+static const string TOK_END("end");
+static const string TOK_ERROR("error");
+static const string TOK_NEVER("never");
// ------------------------------------------------------------------------