diff --git a/web/src/main/webapp/WEB-INF/classes/setup/sql-metawal/migrate/4.4.x/migrate-4.4.x-function-url-encode.sql b/web/src/main/webapp/WEB-INF/classes/setup/sql-metawal/migrate/4.4.x/migrate-4.4.x-function-url-encode.sql
new file mode 100644
index 00000000000..9860876e425
--- /dev/null
+++ b/web/src/main/webapp/WEB-INF/classes/setup/sql-metawal/migrate/4.4.x/migrate-4.4.x-function-url-encode.sql
@@ -0,0 +1,41 @@
+CREATE OR REPLACE FUNCTION url_utf8_percent_encode(input_string TEXT)
+RETURNS TEXT LANGUAGE plpgsql AS
+$$
+DECLARE
+    result TEXT := '';
+    current_char TEXT;
+    hex_value TEXT;
+    ascii_value INT;
+BEGIN
+    FOR i IN 1..LENGTH(input_string) LOOP
+        current_char := SUBSTRING(input_string FROM i FOR 1);
+
+        -- Get ASCII value of the current character
+        ascii_value := ASCII(current_char);
+
+        -- Check if the character is safe for URLs
+        IF ascii_value BETWEEN 48 AND 57 -- 0-9
+           OR ascii_value BETWEEN 65 AND 90 -- A-Z
+           OR ascii_value BETWEEN 97 AND 122 -- a-z
+           OR ascii_value IN (45, 46, 95, 126) -- '-', '.', '_', '~'
+        THEN
+            result := result || current_char;
+        ELSE
+            -- Convert the character to its byte representation in UTF-8
+            hex_value := ENCODE(CONVERT_TO(current_char, 'UTF8'), 'hex');
+
+            -- Percent-encode each byte of the UTF-8 encoded string
+            result := result || '%' || UPPER(SUBSTRING(hex_value, 1, 2));
+
+            -- If the character is multi-byte (more than one byte in UTF-8), append the rest
+            IF LENGTH(hex_value) > 2 THEN
+                FOR j IN 2..(LENGTH(hex_value) / 2) LOOP
+                    result := result || '%' || UPPER(SUBSTRING(hex_value, (j * 2 - 1), 2));
+                END LOOP;
+            END IF;
+        END IF;
+    END LOOP;
+
+    RETURN result;
+END
+$$;
diff --git a/web/src/main/webapp/WEB-INF/classes/setup/sql-metawal/migrate/4.4.x/migration-adulink.sql b/web/src/main/webapp/WEB-INF/classes/setup/sql-metawal/migrate/4.4.x/migration-adulink.sql
new file mode 100644
index 00000000000..cd14bf376e5
--- /dev/null
+++ b/web/src/main/webapp/WEB-INF/classes/setup/sql-metawal/migrate/4.4.x/migration-adulink.sql
@@ -0,0 +1,32 @@
+
+WITH ns AS (select ARRAY [ARRAY ['xlink', 'http://www.w3.org/1999/xlink'],
+    ARRAY ['mdb', 'http://standards.iso.org/iso/19115/-3/mdb/2.0'],
+    ARRAY ['cit', 'http://standards.iso.org/iso/19115/-3/cit/2.0'],
+    ARRAY ['mri', 'http://standards.iso.org/iso/19115/-3/mri/1.0'],
+    ARRAY ['mco', 'http://standards.iso.org/iso/19115/-3/mco/1.0'],
+    ARRAY ['mrd', 'http://standards.iso.org/iso/19115/-3/mrd/1.0'],
+    ARRAY ['xsi', 'http://www.w3.org/2001/XMLSchema-instance'],
+    ARRAY ['gco', 'http://standards.iso.org/iso/19115/-3/gco/1.0']] AS n)
+UPDATE metadata
+SET data = REPLACE(data, aduLink, 'https://geoportail.wallonie.be/walonmap#PANIER=' || url_utf8_percent_encode(
+        '[{"serviceId":"1","visible":true,"url":"' || esriRest || '","label":' || to_json(currentTitle)::text ||
+        ',"type":"AGS_DYNAMIC","metadataUrl":"https://geodata.wallonie.be/doc/' || currentId || '"}]'::text))
+    FROM (SELECT distinct(
+                         unnest(xpath('//mdb:identificationInfo/*/mri:citation/*/cit:title/*/text()',
+                                      XMLPARSE(DOCUMENT data), n)))::text AS currentTitle,
+                     data                                                 as currentXml,
+                     uuid                                                 as currentId,
+                     unnest(xpath('//mrd:onLine/*[cit:protocol/*/text() = ''ESRI:REST'']/cit:linkage/*/text()',
+                                  XMLPARSE(DOCUMENT data), n))::text      AS esriRest,
+                     unnest(xpath(
+                             '//mrd:onLine/*/cit:linkage/*/text()[contains(., ''https://geoportail.wallonie.be/walonmap/#ADU'')]',
+                             XMLPARSE(DOCUMENT data), n))::text           AS aduLink,
+                     unnest(xpath('//mdb:metadataScope/*/mdb:resourceScope/*/@codeListValue',
+                                  XMLPARSE(DOCUMENT data), n))::text      AS resourceScope
+      FROM metadata,
+           ns
+      WHERE data LIKE '%https://geoportail.wallonie.be/walonmap/#ADU%'
+      ORDER BY uuid) AS records
+WHERE resourceScope != 'service'
+  AND metadata.uuid = records.currentId
+  AND esriRest != '';