diff --git a/PROJECTS/a_digital_synopsis_of_the_mishnah_and_tosefta/71ff37e4-7e16-4c1f-b0a9-9bf47778d41f.json b/PROJECTS/a_digital_synopsis_of_the_mishnah_and_tosefta/71ff37e4-7e16-4c1f-b0a9-9bf47778d41f.json
index 297d063bc..9fcb6372f 100644
--- a/PROJECTS/a_digital_synopsis_of_the_mishnah_and_tosefta/71ff37e4-7e16-4c1f-b0a9-9bf47778d41f.json
+++ b/PROJECTS/a_digital_synopsis_of_the_mishnah_and_tosefta/71ff37e4-7e16-4c1f-b0a9-9bf47778d41f.json
@@ -85,7 +85,7 @@
         },
         "roles": ["supervision"],
         "websites": [
-          "https://www.geschkult.fu-berlin.de/e/judaistik/mitarbeiter/001Professor_inn_en/Ilan.html"
+          "https://www.geschkult.fu-berlin.de/e/judaistik/Forschung/talmudbavli/contacts/contacts_tal/"
         ]
       },
       {
diff --git a/PROJECTS/cls_infra/894f2c88-1713-480d-99cd-32d30f3c0ac2.json b/PROJECTS/cls_infra/894f2c88-1713-480d-99cd-32d30f3c0ac2.json
index 55c1b08c3..34b9d8dc9 100644
--- a/PROJECTS/cls_infra/894f2c88-1713-480d-99cd-32d30f3c0ac2.json
+++ b/PROJECTS/cls_infra/894f2c88-1713-480d-99cd-32d30f3c0ac2.json
@@ -174,7 +174,7 @@
             "https://ror.org/03bnmw459"
           ]
         },
-        "websites": ["https://www.uni-potsdam.de/en/"]
+        "websites": ["https://www.uni-potsdam.de/en/university-of-potsdam/"]
       },
       {
         "relation_type": "host",
diff --git a/PROJECTS/fdnext/2fd5c31a-17a5-41ea-ae62-b6c2d3921cf5.json b/PROJECTS/fdnext/2fd5c31a-17a5-41ea-ae62-b6c2d3921cf5.json
index 7d2db280c..69c1603d9 100644
--- a/PROJECTS/fdnext/2fd5c31a-17a5-41ea-ae62-b6c2d3921cf5.json
+++ b/PROJECTS/fdnext/2fd5c31a-17a5-41ea-ae62-b6c2d3921cf5.json
@@ -106,7 +106,7 @@
             "https://ror.org/03bnmw459"
           ]
         },
-        "websites": ["https://www.uni-potsdam.de/de/"]
+        "websites": ["https://www.uni-potsdam.de/en/university-of-potsdam/"]
       },
       {
         "relation_type": "host",
diff --git a/PROJECTS/mpcd/7d8eb5d0-6284-4939-a48b-7ff7a2407989.json b/PROJECTS/mpcd/7d8eb5d0-6284-4939-a48b-7ff7a2407989.json
index f2ff9e6c7..aa4f93676 100644
--- a/PROJECTS/mpcd/7d8eb5d0-6284-4939-a48b-7ff7a2407989.json
+++ b/PROJECTS/mpcd/7d8eb5d0-6284-4939-a48b-7ff7a2407989.json
@@ -18,7 +18,7 @@
       }
     ],
     "maintained": true,
-    "websites": ["https://www.mpcorpus.org/about"],
+    "websites": ["https://www.mpcorpus.org/"],
     "project_desc": "This project aims at the creation of a digital corpus of Zoroastrian Middle Persian texts in Pahlavi script as well as at the development of a comprehensive dictionary covering that corpus. The corpus consists of roughly 50 texts which will be supplied with several layers of orthographical, grammatical, semantic and intertextual annotation.",
     "places": [
       {
diff --git a/PROJECTS/scripta_qumranica_electronica/9513964d-3509-462e-9d64-c47fd3922459.json b/PROJECTS/scripta_qumranica_electronica/9513964d-3509-462e-9d64-c47fd3922459.json
index be028d757..a0a3f360a 100644
--- a/PROJECTS/scripta_qumranica_electronica/9513964d-3509-462e-9d64-c47fd3922459.json
+++ b/PROJECTS/scripta_qumranica_electronica/9513964d-3509-462e-9d64-c47fd3922459.json
@@ -99,7 +99,7 @@
             "https://www.wikidata.org/wiki/Q2744135"
           ]
         },
-        "websites": ["https://www.antiquities.org.il/about_en"]
+        "websites": ["https://www.antiquities.org.il/default_en.aspx"]
       }
     ],
     "related_entities": [