diff --git a/src/globals.ts b/src/globals.ts
index 7e6afce..aeab8ae 100644
--- a/src/globals.ts
+++ b/src/globals.ts
@@ -64,6 +64,8 @@ export type IndexedDocument = {
   headings1: string
   headings2: string
   headings3: string
+  headings4: string
+  colonHeadings: string
 
   // TODO: reimplement this
   doesNotExist?: boolean
diff --git a/src/notes-indexer.ts b/src/notes-indexer.ts
index 52e90d4..d75a4b8 100644
--- a/src/notes-indexer.ts
+++ b/src/notes-indexer.ts
@@ -104,6 +104,8 @@ export class NotesIndexer {
       headings1: '',
       headings2: '',
       headings3: '',
+      headings4: '',
+      colonHeadings: '',
 
       doesNotExist: true,
       parent,
diff --git a/src/repositories/documents-repository.ts b/src/repositories/documents-repository.ts
index 87460ea..6871731 100644
--- a/src/repositories/documents-repository.ts
+++ b/src/repositories/documents-repository.ts
@@ -232,6 +232,7 @@ export class DocumentsRepository {
     const headings1 = metadata ? extractHeadingsFromCache(metadata, 1) : []
     const headings2 = metadata ? extractHeadingsFromCache(metadata, 2) : []
     const headings3 = metadata ? extractHeadingsFromCache(metadata, 3) : []
+    const headings4 = metadata ? extractHeadingsFromCache(metadata, 4) : []
 
     const akaHeadings: string[] = content
       .split(/\n\s*\n/)[0]
@@ -271,7 +272,9 @@ export class DocumentsRepository {
       aliases: getAliasesFromMetadata(metadata).join(''),
       headings1: [...headings1, ...akaHeadings].join(' '),
       headings2: headings2.join(' '),
-      headings3: [...headings3, ...colonHeadings].join(' '),
+      headings3: headings3.join(' '),
+      headings4: headings4.join(' '),
+      colonHeadings: colonHeadings.join(' '),
     }
   }
 }
diff --git a/src/search/search-engine.ts b/src/search/search-engine.ts
index 7328a36..8dcd488 100644
--- a/src/search/search-engine.ts
+++ b/src/search/search-engine.ts
@@ -180,6 +180,8 @@ export class SearchEngine {
         headings1: settings.weightH1,
         headings2: settings.weightH2,
         headings3: settings.weightH3,
+        headings4: settings.weightH4,
+        colonHeadings: settings.weightColonHeadings,
         tags: settings.weightUnmarkedTags,
         unmarkedTags: settings.weightUnmarkedTags,
       },
@@ -601,6 +603,8 @@ export class SearchEngine {
         'headings1',
         'headings2',
         'headings3',
+        'headings4',
+        'colonHeadings',
       ],
       storeFields: ['tags', 'mtime'],
       logger(_level, _message, code) {
diff --git a/src/settings/index.ts b/src/settings/index.ts
index 7020765..3fba2ea 100644
--- a/src/settings/index.ts
+++ b/src/settings/index.ts
@@ -129,6 +129,8 @@ export function getDefaultSettings(app: App): OmnisearchSettings {
     weightH1: 6,
     weightH2: 5,
     weightH3: 4,
+    weightH4: 3,
+    weightColonHeadings: 2,
     weightUnmarkedTags: 2,
     weightCustomProperties: [] as { name: string; weight: number }[],
 
diff --git a/src/settings/settings-weighting.ts b/src/settings/settings-weighting.ts
index f83dae6..80a3d7a 100644
--- a/src/settings/settings-weighting.ts
+++ b/src/settings/settings-weighting.ts
@@ -51,6 +51,14 @@ export function injectSettingsWeighting(
     .setName(`Headings level 3 (default: ${defaultSettings.weightH3})`)
     .addSlider(cb => weightSlider(cb, 'weightH3'))
 
+  new Setting(containerEl)
+    .setName(`Headings level 4 (default: ${defaultSettings.weightH4})`)
+    .addSlider(cb => weightSlider(cb, 'weightH4'))
+
+  new Setting(containerEl)
+    .setName(`Colon headings (default: ${defaultSettings.weightColonHeadings})`)
+    .addSlider(cb => weightSlider(cb, 'weightColonHeadings'))
+
   new Setting(containerEl)
     .setName(`Tags (default: ${defaultSettings.weightUnmarkedTags})`)
     .addSlider(cb => weightSlider(cb, 'weightUnmarkedTags'))
diff --git a/src/settings/utils.ts b/src/settings/utils.ts
index aacf066..ed700fd 100644
--- a/src/settings/utils.ts
+++ b/src/settings/utils.ts
@@ -18,6 +18,8 @@ export interface WeightingSettings {
   weightH1: number
   weightH2: number
   weightH3: number
+  weightH4: number
+  weightColonHeadings: number
   weightUnmarkedTags: number
 }
 export function isPluginDisabled(app: App): boolean {
diff --git a/tests/fork-features.test.ts b/tests/fork-features.test.ts
index 3cbff1f..3346589 100644
--- a/tests/fork-features.test.ts
+++ b/tests/fork-features.test.ts
@@ -132,13 +132,16 @@ describe('indexed heading metadata', () => {
     expect(headings.headings1).toBe('H1 Heading')
     expect(headings.headings2).toBe('H2 Heading')
     expect(headings.headings3).toBe('H3 Heading')
+    expect(headings.headings4).toBe('H4 Heading')
 
     const fork = await getDocument('tests/notes/fork-features.md')
     expect(fork.headings1).toBe('Packing List')
-    expect(fork.headings3).toBe('Japan trip')
+    expect(fork.headings3).toBe('')
+    expect(fork.colonHeadings).toBe('Japan trip')
 
     const colon = await getDocument('tests/notes/colon-variants.md')
-    expect(colon.headings3).toBe('Colon heading')
+    expect(colon.headings3).toBe('')
+    expect(colon.colonHeadings).toBe('Colon heading')
 
     const aka = await getDocument('tests/notes/aka-variants.md')
     expect(aka.headings1).toBe('lowercase alias')
diff --git a/tools/plugin-search.ts b/tools/plugin-search.ts
index 10ee1f8..bbf83c4 100644
--- a/tools/plugin-search.ts
+++ b/tools/plugin-search.ts
@@ -9,7 +9,7 @@ type Note = { path: string; basename: string; text: string }
 
 const defaults: any = {
   fuzziness: '1', weightBasename: 10, weightDirectory: 7, weightH1: 6,
-  weightH2: 5, weightH3: 4, weightUnmarkedTags: 2, recencyBoost: '0',
+  weightH2: 5, weightH3: 4, weightH4: 3, weightColonHeadings: 2, weightUnmarkedTags: 2, recencyBoost: '0',
   downrankedFoldersFilters: [], hideExcluded: false, weightCustomProperties: [],
   ignoreDiacritics: true, ignoreArabicDiacritics: false, simpleSearch: false,
   maxEmbeds: 5, renderLineReturnInExcerpts: true, highlight: true,
@@ -36,7 +36,7 @@ function indexDocument(note: Note): IndexedDocument {
     path: note.path, basename: note.basename, displayTitle: '', mtime: 1,
     content: note.text, cleanedContent: note.text, aliases: '', tags: [],
     unmarkedTags: [], headings1: headings1.join(' '), headings2: headings2.join(' '),
-    headings3: headings3.join(' '),
+    headings3: headings3.join(' '), headings4: '', colonHeadings: '',
   }
 }