diff --git a/make_db b/make_db
index 5a1f8c21dc7598c4fbe2c91d11d1ae1ed480bfbb..ccf3cd4c3c34fc12e86584613d1bda039c7c7f95 100755
--- a/make_db
+++ b/make_db
@@ -198,7 +198,7 @@ function drop() {
 
 
 # Returns 0 or non-zero, depending on whether the database exists already.
-# Optional parameter: [DATABASE_NAME]
+# Optional parameter: [DATABASE_NAME], else $DATABASE_NAME is used.
 function _db_exists() {
     $SQL -D "${1-${DATABASE_NAME}}" -e "show tables;" > /dev/null 2>&1 \
         && return 0 || return 1
diff --git a/patches/applyPatches.sh b/patches/applyPatches.sh
index a896cda5f62619439c65984fedd10d243add4950..bec377c249e18ce0272fb4ce0fed3fde522b65b6 100755
--- a/patches/applyPatches.sh
+++ b/patches/applyPatches.sh
@@ -5,6 +5,8 @@
 #
 # Copyright (C) 2018 Research Group Biomedical Physics,
 # Max-Planck-Institute for Dynamics and Self-Organization Göttingen
+# Copyright (C) 2020 Timm Fitschen <t.fitschen@indiscale.com>
+# Copyright (C) 2020 IndiScale <info@indiscale.com>
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License as