plugins/molfile_plugin/src/maeffplugin.cxx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/plugins/molfile_plugin/src/maeffplugin.cxx b/plugins/molfile_plugin/src/maeffplugin.cxx
index cfe1223..41d92bb 100644
--- a/plugins/molfile_plugin/src/maeffplugin.cxx
+++ b/plugins/molfile_plugin/src/maeffplugin.cxx
@@ -1979,7 +1979,7 @@ namespace {
       }
     }
     catch (std::exception &e) {
-      fprintf(stderr, e.what());
+      fprintf(stderr, "%s", e.what());
       return MOLFILE_ERROR;
     }
     return MOLFILE_SUCCESS;