diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000..d15f498
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,3 @@
+{
+  "cSpell.words": ["biblio"]
+}
diff --git a/cypress/e2e/catalog/sources/pug01.spec.js b/cypress/e2e/catalog/sources/pug01.spec.js
index 9bb43bc..de8ab95 100644
--- a/cypress/e2e/catalog/sources/pug01.spec.js
+++ b/cypress/e2e/catalog/sources/pug01.spec.js
@@ -5,19 +5,26 @@ describe("Data source pug01", () => {
     cy.getCount().should("be.greaterThan", 230000);
   });
 
-  it("should have almost as many hits as biblio", () => {
-    cy.request("https://biblio.ugent.be/publication?limit=0&format=json").then(
-      (response) => {
-        const biblioTotal = response.body.total;
-        cy.log(`Biblio has ${biblioTotal} hits`);
+  it("should have almost as many hits as Biblio", () => {
+    cy.request({
+      url: "https://biblio.ugent.be/publication",
+      qs: {
+        limit: 0,
+        format: "json",
+        // count every Biblio publication except dissertations (phd)
+        // these are usually also in Aleph and those pug01 records would be merged with rug01 instead
+        q: 'type any "book bookChapter bookEditor conference issueEditor journalArticle misc researchData"',
+      },
+    }).then((response) => {
+      const biblioTotal = response.body.total;
+      cy.log(`Biblio has ${biblioTotal} hits`);
 
-        cy.visit("/catalog/source:pug01");
+      cy.visit("/catalog/source:pug01");
 
-        // biblio wordt 's nachts gesynced met lib, dus er kan wel wat verschil zijn
-        cy.getCount()
-          .should("be.greaterThan", 200000)
-          .should("be.within", biblioTotal - 15000, biblioTotal);
-      },
-    );
+      // Biblio wordt 's nachts gesynced met lib, dus er kan wel wat verschil zijn
+      cy.getCount()
+        .should("be.greaterThan", 200000)
+        .should("be.within", biblioTotal - 15000, biblioTotal);
+    });
   });
 });