diff --git a/scripts/generate_reports.py b/scripts/generate_reports.py
index ae7a3a7..4b5692a 100644
--- a/scripts/generate_reports.py
+++ b/scripts/generate_reports.py
@@ -175,7 +175,7 @@ def _generate_root_index() -> None:
     intervals = [
         p.name
         for p in OUTPUT_DIR.iterdir()
-        if p.is_dir() and p.name.lower() not in {"domains", "global"}
+        if p.is_dir() and p.name.lower() not in {"domains", "global", "analysis"}
     ]
     intervals.sort()
 
diff --git a/templates/index.html b/templates/index.html
index 7b0b98f..0a8abed 100644
--- a/templates/index.html
+++ b/templates/index.html
@@ -286,7 +286,7 @@
       Object.entries(sections).forEach(([key, section]) => {
         section.classList.toggle('is-hidden', key !== name);
       });
-      intervalControl.classList.toggle('is-hidden', name === 'overview');
+      intervalControl.classList.toggle('is-hidden', name === 'overview' || name === 'analysis');
       domainControl.classList.toggle('is-hidden', name !== 'domain');
       if (name === 'overview') {
         loadStats();
diff --git a/tests/test_reports.py b/tests/test_reports.py
index fec898c..dbe71c2 100644
--- a/tests/test_reports.py
+++ b/tests/test_reports.py
@@ -184,6 +184,8 @@ def test_generate_root_index(tmp_path, sample_reports, monkeypatch):
     (tmp_path / "output" / "domains" / "bar.com").mkdir(parents=True)
     # add an extra directory with capitalized name to ensure it's ignored
     (tmp_path / "output" / "Global").mkdir(parents=True)
+    # add an analysis directory to ensure it's excluded
+    (tmp_path / "output" / "analysis").mkdir(parents=True)
 
     gr._generate_root_index()
 
@@ -196,6 +198,7 @@ def test_generate_root_index(tmp_path, sample_reports, monkeypatch):
     assert '<option value="daily">' in content
     assert '<option value="global">' not in content
     assert '<option value="Global">' not in content
+    assert '<option value="analysis">' not in content
 
     # check for domain options
     assert '<option value="foo.com">' in content