diff --git a/african-online-scientific-information-systems-vancouver.csl b/african-online-scientific-information-systems-vancouver.csl
index c662ad3da1c..8b93d840eb5 100644
--- a/african-online-scientific-information-systems-vancouver.csl
+++ b/african-online-scientific-information-systems-vancouver.csl
@@ -11,7 +11,7 @@
     <author>
       <name>Patrick O'Brien, PhD</name>
     </author>
-    <category citation-format="author-date"/>
+    <category citation-format="numeric"/>
     <category field="generic-base"/>
     <summary>Vancouver-like style for AOSIS Publishing as per 13 April 2017.</summary>
     <updated>2021-03-16T16:40:41+00:00</updated>
diff --git a/dependent/african-journal-of-laboratory-medicine.csl b/dependent/african-journal-of-laboratory-medicine.csl
index 1b1e22b83ab..0a04d239ed5 100644
--- a/dependent/african-journal-of-laboratory-medicine.csl
+++ b/dependent/african-journal-of-laboratory-medicine.csl
@@ -7,7 +7,7 @@
     <id>http://www.zotero.org/styles/african-journal-of-laboratory-medicine</id>
     <link href="http://www.zotero.org/styles/african-journal-of-laboratory-medicine" rel="self"/>
     <link href="http://www.zotero.org/styles/african-online-scientific-information-systems-vancouver" rel="independent-parent"/>
-    <category citation-format="author-date"/>
+    <category citation-format="numeric"/>
     <category field="medicine"/>
     <issn>2225-2002</issn>
     <eissn>2225-2010</eissn>
diff --git a/dependent/african-journal-of-primary-health-care-and-family-medicine.csl b/dependent/african-journal-of-primary-health-care-and-family-medicine.csl
index 202babcc6a3..0e327a02db6 100644
--- a/dependent/african-journal-of-primary-health-care-and-family-medicine.csl
+++ b/dependent/african-journal-of-primary-health-care-and-family-medicine.csl
@@ -7,7 +7,7 @@
     <id>http://www.zotero.org/styles/african-journal-of-primary-health-care-and-family-medicine</id>
     <link href="http://www.zotero.org/styles/african-journal-of-primary-health-care-and-family-medicine" rel="self"/>
     <link href="http://www.zotero.org/styles/african-online-scientific-information-systems-vancouver" rel="independent-parent"/>
-    <category citation-format="author-date"/>
+    <category citation-format="numeric"/>
     <category field="medicine"/>
     <issn>2071-2928</issn>
     <eissn>2071-2936</eissn>
diff --git a/dependent/african-vision-and-eye-health.csl b/dependent/african-vision-and-eye-health.csl
index 6ad28792bf7..75c7aff1177 100644
--- a/dependent/african-vision-and-eye-health.csl
+++ b/dependent/african-vision-and-eye-health.csl
@@ -7,7 +7,7 @@
     <id>http://www.zotero.org/styles/african-vision-and-eye-health</id>
     <link href="http://www.zotero.org/styles/african-vision-and-eye-health" rel="self"/>
     <link href="http://www.zotero.org/styles/african-online-scientific-information-systems-vancouver" rel="independent-parent"/>
-    <category citation-format="author-date"/>
+    <category citation-format="numeric"/>
     <category field="medicine"/>
     <issn>2413-3183</issn>
     <eissn>2410-1516</eissn>
diff --git a/dependent/journal-of-insulin-resistance.csl b/dependent/journal-of-insulin-resistance.csl
index 0c43d3b5caf..44e74d68f23 100644
--- a/dependent/journal-of-insulin-resistance.csl
+++ b/dependent/journal-of-insulin-resistance.csl
@@ -7,7 +7,7 @@
     <id>http://www.zotero.org/styles/journal-of-insulin-resistance</id>
     <link href="http://www.zotero.org/styles/journal-of-insulin-resistance" rel="self"/>
     <link href="http://www.zotero.org/styles/african-online-scientific-information-systems-vancouver" rel="independent-parent"/>
-    <category citation-format="author-date"/>
+    <category citation-format="numeric"/>
     <category field="medicine"/>
     <issn>2412-2785</issn>
     <eissn>2519-7533</eissn>
diff --git a/dependent/sa-journal-of-oncology.csl b/dependent/sa-journal-of-oncology.csl
index 7a0324581f7..3135026be3e 100644
--- a/dependent/sa-journal-of-oncology.csl
+++ b/dependent/sa-journal-of-oncology.csl
@@ -7,7 +7,7 @@
     <id>http://www.zotero.org/styles/sa-journal-of-oncology</id>
     <link href="http://www.zotero.org/styles/sa-journal-of-oncology" rel="self"/>
     <link href="http://www.zotero.org/styles/african-online-scientific-information-systems-vancouver" rel="independent-parent"/>
-    <category citation-format="author-date"/>
+    <category citation-format="numeric"/>
     <category field="medicine"/>
     <issn>2518-8704</issn>
     <eissn>2523-0646</eissn>
diff --git a/dependent/sa-journal-of-radiology.csl b/dependent/sa-journal-of-radiology.csl
index 10e043e731f..81a1cf7fd0a 100644
--- a/dependent/sa-journal-of-radiology.csl
+++ b/dependent/sa-journal-of-radiology.csl
@@ -7,7 +7,7 @@
     <id>http://www.zotero.org/styles/sa-journal-of-radiology</id>
     <link href="http://www.zotero.org/styles/sa-journal-of-radiology" rel="self"/>
     <link href="http://www.zotero.org/styles/african-online-scientific-information-systems-vancouver" rel="independent-parent"/>
-    <category citation-format="author-date"/>
+    <category citation-format="numeric"/>
     <category field="medicine"/>
     <issn>1027-202X</issn>
     <eissn>2078-6778</eissn>
diff --git a/dependent/south-african-family-practice.csl b/dependent/south-african-family-practice.csl
index 3079a726a8b..10170730104 100644
--- a/dependent/south-african-family-practice.csl
+++ b/dependent/south-african-family-practice.csl
@@ -7,7 +7,7 @@
     <id>http://www.zotero.org/styles/south-african-family-practice</id>
     <link href="http://www.zotero.org/styles/south-african-family-practice" rel="self"/>
     <link href="http://www.zotero.org/styles/african-online-scientific-information-systems-vancouver" rel="independent-parent"/>
-    <category citation-format="author-date"/>
+    <category citation-format="numeric"/>
     <category field="medicine"/>
     <issn>2078-6190</issn>
     <eissn>2078-6204</eissn>
diff --git a/dependent/south-african-journal-of-psychiatry.csl b/dependent/south-african-journal-of-psychiatry.csl
index 0af990f39a4..adbbd86da70 100644
--- a/dependent/south-african-journal-of-psychiatry.csl
+++ b/dependent/south-african-journal-of-psychiatry.csl
@@ -7,7 +7,7 @@
     <id>http://www.zotero.org/styles/south-african-journal-of-psychiatry</id>
     <link href="http://www.zotero.org/styles/south-african-journal-of-psychiatry" rel="self"/>
     <link href="http://www.zotero.org/styles/african-online-scientific-information-systems-vancouver" rel="independent-parent"/>
-    <category citation-format="author-date"/>
+    <category citation-format="numeric"/>
     <category field="medicine"/>
     <issn>1608-9685</issn>
     <eissn>2078-6786</eissn>
diff --git a/dependent/southern-african-journal-of-hiv-medicine.csl b/dependent/southern-african-journal-of-hiv-medicine.csl
index 6f5afd5c888..31af7e44e96 100644
--- a/dependent/southern-african-journal-of-hiv-medicine.csl
+++ b/dependent/southern-african-journal-of-hiv-medicine.csl
@@ -6,7 +6,7 @@
     <id>http://www.zotero.org/styles/southern-african-journal-of-hiv-medicine</id>
     <link href="http://www.zotero.org/styles/southern-african-journal-of-hiv-medicine" rel="self"/>
     <link href="http://www.zotero.org/styles/african-online-scientific-information-systems-vancouver" rel="independent-parent"/>
-    <category citation-format="author-date"/>
+    <category citation-format="numeric"/>
     <category field="medicine"/>
     <issn>1608-9693</issn>
     <eissn>2078-6751</eissn>
diff --git a/dependent/southern-african-journal-of-infectious-diseases.csl b/dependent/southern-african-journal-of-infectious-diseases.csl
index 97fc1b74d77..253bdf8865a 100644
--- a/dependent/southern-african-journal-of-infectious-diseases.csl
+++ b/dependent/southern-african-journal-of-infectious-diseases.csl
@@ -7,7 +7,7 @@
     <id>http://www.zotero.org/styles/southern-african-journal-of-infectious-diseases</id>
     <link href="http://www.zotero.org/styles/southern-african-journal-of-infectious-diseases" rel="self"/>
     <link href="http://www.zotero.org/styles/african-online-scientific-information-systems-vancouver" rel="independent-parent"/>
-    <category citation-format="author-date"/>
+    <category citation-format="numeric"/>
     <category field="medicine"/>
     <issn>2312-0053</issn>
     <eissn>2313-1810</eissn>
diff --git a/dependent/the-journal-for-transdisciplinary-research-in-southern-africa.csl b/dependent/the-journal-for-transdisciplinary-research-in-southern-africa.csl
index 79842a6c91b..8531abe9e28 100644
--- a/dependent/the-journal-for-transdisciplinary-research-in-southern-africa.csl
+++ b/dependent/the-journal-for-transdisciplinary-research-in-southern-africa.csl
@@ -6,7 +6,7 @@
     <id>http://www.zotero.org/styles/the-journal-for-transdisciplinary-research-in-southern-africa</id>
     <link href="http://www.zotero.org/styles/the-journal-for-transdisciplinary-research-in-southern-africa" rel="self"/>
     <link href="http://www.zotero.org/styles/african-online-scientific-information-systems-vancouver" rel="independent-parent"/>
-    <category citation-format="author-date"/>
+    <category citation-format="numeric"/>
     <category field="science"/>
     <issn>1817-4434</issn>
     <eissn>2415-2005</eissn>