diff --git a/biblio-tools/v1/wos/works/expand.ini b/biblio-tools/v1/wos/works/expand.ini
index f60f04f..82bbf02 100644
--- a/biblio-tools/v1/wos/works/expand.ini
+++ b/biblio-tools/v1/wos/works/expand.ini
@@ -26,8 +26,7 @@
 
 # Flow configuration
 [JSONParse]
-legacy = false
-separator = $
+separator = *
 
 [env]
 path = size
diff --git a/mapping-tools/v1/halAuthorId/idRef/json.ini b/mapping-tools/v1/halAuthorId/idRef/json.ini
index 8f27c95..00de3fc 100644
--- a/mapping-tools/v1/halAuthorId/idRef/json.ini
+++ b/mapping-tools/v1/halAuthorId/idRef/json.ini
@@ -25,12 +25,15 @@
 path = value
 value = get("value").split('/').last().replace(/^[^\d]*(?=[\d])/,"https://data.archives-ouvertes.fr/author/")
 
-[combine]
+[expand]
+path = value
+cacheName = post-v1-halauthorid-idref-json
+
+[expand/combine]
 path = value
 default = n/a
 primer = ./halAuthorId_idRef.tsv
 file = ./halauthorid2idref.ini
-persistent = true
 
 [assign]
 path = value
diff --git a/mapping-tools/v1/homogenize/documentType/json.ini b/mapping-tools/v1/homogenize/documentType/json.ini
index c29f069..ab571c3 100644
--- a/mapping-tools/v1/homogenize/documentType/json.ini
+++ b/mapping-tools/v1/homogenize/documentType/json.ini
@@ -19,12 +19,16 @@
 plugin = analytics
 
 [JSONParse]
-[combine]
+
+[expand]
+path = value
+cacheName = post-v1-homogenize-document-type-json
+
+[expand/combine]
 path = value
 default = n/a
 primer = ./typeDocOriginal2typeDocHomog.tsv
 file = ./homogenize-document-type.ini
-persistent = true
 
 [assign]
 path = value
diff --git a/mapping-tools/v1/homogenize/publisher/json.ini b/mapping-tools/v1/homogenize/publisher/json.ini
index 5f8e5c3..2844011 100644
--- a/mapping-tools/v1/homogenize/publisher/json.ini
+++ b/mapping-tools/v1/homogenize/publisher/json.ini
@@ -19,12 +19,16 @@
 plugin = analytics
 
 [JSONParse]
-[combine]
+
+[expand]
+path = value
+cacheName = post-v1-homogenize-publisher-json
+
+[expand/combine]
 path = value
 default = n/a
 primer = ./publisherOriginal2publisherHomogenize.tsv
 file = ./homogenize-publisher.ini
-persistent = true
 
 [assign]
 path = value
diff --git a/mapping-tools/v1/homogenize/source/json.ini b/mapping-tools/v1/homogenize/source/json.ini
index 81d44c3..0850e0a 100644
--- a/mapping-tools/v1/homogenize/source/json.ini
+++ b/mapping-tools/v1/homogenize/source/json.ini
@@ -19,12 +19,16 @@
 plugin = analytics
 
 [JSONParse]
-[combine]
+
+[expand]
+path = value
+cacheName = post-v1-homogenize-source-json
+
+[expand/combine]
 path = value
 default = n/a
 primer = ./sourceOriginal2sourceConditorWoS.tsv
 file = ./homogenize-source.ini
-persistent = true
 
 [assign]
 path = value
diff --git a/mapping-tools/v1/idRef/orcid/json.ini b/mapping-tools/v1/idRef/orcid/json.ini
index 9ac0765..6fdc14b 100644
--- a/mapping-tools/v1/idRef/orcid/json.ini
+++ b/mapping-tools/v1/idRef/orcid/json.ini
@@ -21,12 +21,15 @@
 path = value
 value = get("value").replace(/[^\d]*/, "http://www.idref.fr/").replace(/[^\d]*$/, "/id")
 
-[combine]
+[expand]
+path = value
+cacheName = post-v1-idref-orcid-json
+
+[expand/combine]
 path = value
 default = n/a
 primer = ./idRef_orcId.tsv
 file = ./idref2orcid.ini
-persistent = true
 
 [assign]
 path = value
diff --git a/mapping-tools/v1/inspire-category/meta-category/json.ini b/mapping-tools/v1/inspire-category/meta-category/json.ini
index fd4b63b..e8fda9b 100644
--- a/mapping-tools/v1/inspire-category/meta-category/json.ini
+++ b/mapping-tools/v1/inspire-category/meta-category/json.ini
@@ -26,12 +26,15 @@
 [JSONParse]
 
 # Homogenize ID: url, string and number to an url
-[combine]
+[expand]
+path = value
+cacheName = post-v1-inspire-category-meta-category-json
+
+[expand/combine]
 path = value
 default = n/a
 primer = ./regroupement-inspire-categories.tsv
 file = ./regroupement-inspire-categories.ini
-persistent = true
 
 [assign]
 path = value
diff --git a/mapping-tools/v1/inspire-labos/in2p3-labos/json.ini b/mapping-tools/v1/inspire-labos/in2p3-labos/json.ini
index 3b65a13..e9f6fdb 100644
--- a/mapping-tools/v1/inspire-labos/in2p3-labos/json.ini
+++ b/mapping-tools/v1/inspire-labos/in2p3-labos/json.ini
@@ -26,12 +26,15 @@
 [JSONParse]
 
 # Homogenize ID: url, string and number to an url
-[combine]
+[expand]
+path = value
+cacheName = post-v1-inspire-labos-in2p3-labos-json
+
+[expand/combine]
 path = value
 default = n/a
 primer = ./regroupement-inspire-labos.tsv
 file = ./regroupement-inspire-labos.ini
-persistent = true
 
 [assign]
 path = value
diff --git a/mapping-tools/v1/rnsr/instituts-cnrs/json.ini b/mapping-tools/v1/rnsr/instituts-cnrs/json.ini
index 87493ef..8731e34 100644
--- a/mapping-tools/v1/rnsr/instituts-cnrs/json.ini
+++ b/mapping-tools/v1/rnsr/instituts-cnrs/json.ini
@@ -15,12 +15,16 @@
 plugin = analytics
 
 [JSONParse]
-[combine]
+
+[expand]
+path = value
+cacheName = post-v1-rnsr-instituts-cnrs-json
+
+[expand/combine]
 path = value
 default = n/a
 primer = ./rnsrl2institutCnrs.tsv
 file = ./instituts-cnrs.ini
-persistent = true
 
 [assign]
 path = value