diff --git a/02_OBSERVATIONAL/OBSERVATIONAL_00_R_environment.R b/02_OBSERVATIONAL/OBSERVATIONAL_00_R_environment.R
index 241d154b9090a58ff00766d06e65926dd9c5dc86..4402f6beffea8b4b68c286ced61141eeeff46a87 100644
--- a/02_OBSERVATIONAL/OBSERVATIONAL_00_R_environment.R
+++ b/02_OBSERVATIONAL/OBSERVATIONAL_00_R_environment.R
@@ -7,7 +7,7 @@
 ## used by other scripts.
 ## 
 ## You should usually not source this file alone: it is sourced in 
-## XXXXXX
+## 02_OBSERVATIONAL/OBSERVATIONAL_01_dump_REDCap_database.R
 ######################################################################