diff --git a/chrome/content/zotero/itemTreeColumns.jsx b/chrome/content/zotero/itemTreeColumns.jsx
index 8f3e9f2cc1..b59853b163 100644
--- a/chrome/content/zotero/itemTreeColumns.jsx
+++ b/chrome/content/zotero/itemTreeColumns.jsx
@@ -342,6 +342,24 @@ const COLUMNS = [
 		flex: 1,
 		zoteroPersist: ["width", "hidden", "sortDirection"]
 	},
+	{
+		dataKey: "PMID",
+		disabledIn: ["feeds", "feed"],
+		showInColumnPicker: true,
+		columnPickerSubMenu: true,
+		label: "PMID",
+		flex: 1,
+		zoteroPersist: ["width", "hidden", "sortDirection"]
+	},
+	{
+		dataKey: "PMCID",
+		disabledIn: ["feeds", "feed"],
+		showInColumnPicker: true,
+		columnPickerSubMenu: true,
+		label: "PMCID",
+		flex: 1,
+		zoteroPersist: ["width", "hidden", "sortDirection"]
+	},
 	{
 		dataKey: "extra",
 		disabledIn: ["feeds", "feed"],