1 files changed, 2 insertions, 2 deletions
diff --git a/src/RK2.c b/src/RK2.c
index 6f96cbb..d722623 100644
--- a/src/RK2.c
+++ b/src/RK2.c
@@ -135,7 +135,7 @@ void MoL_RK2Add(CCTK_ARGUMENTS)
                                        &arraydata);
           if (ierr)
           {
-            CCTK_VWarn(0, __LINE__, __FILE__, "MoL", 
+            CCTK_VWarn(0, __LINE__, __FILE__, CCTK_THORNSTRING, 
                        "The driver does not return group information "
                        "for group '%s'.", 
                        CCTK_GroupName(groupindex));
@@ -207,7 +207,7 @@ void MoL_RK2Add(CCTK_ARGUMENTS)
                                        &arraydata);
           if (ierr)
           {
-            CCTK_VWarn(0, __LINE__, __FILE__, "MoL", 
+            CCTK_VWarn(0, __LINE__, __FILE__, CCTK_THORNSTRING, 
                        "The driver does not return group information "
                        "for group '%s'.", 
                        CCTK_GroupName(groupindex));