diff --git a/packages/providence-analytics/src/cli/cli-helpers.js b/packages/providence-analytics/src/cli/cli-helpers.js
index 4a075600e..f113a088e 100644
--- a/packages/providence-analytics/src/cli/cli-helpers.js
+++ b/packages/providence-analytics/src/cli/cli-helpers.js
@@ -33,6 +33,10 @@ function setQueryMethod(m) {
  * @returns {string[]}
  */
 function pathsArrayFromCs(t, cwd = process.cwd()) {
+  if (!t) {
+    return undefined;
+  }
+
   return flatten(
     t.split(',').map(t => {
       if (t.startsWith('/')) {
diff --git a/packages/providence-analytics/src/cli/cli.js b/packages/providence-analytics/src/cli/cli.js
index 2c3c4d98d..25e3014b5 100755
--- a/packages/providence-analytics/src/cli/cli.js
+++ b/packages/providence-analytics/src/cli/cli.js
@@ -18,7 +18,7 @@ const {
   pathsArrayFromCollectionName,
   pathsArrayFromCs,
 } = require('./cli-helpers.js');
-const { launchProvidenceWithExtendDocs } = require('./generate-extend-docs-data.js');
+const extendDocsModule = require('./generate-extend-docs-data.js');
 const { version } = require('../../package.json');
 
 async function cli({ cwd, addProjectDependencyPaths } = {}) {
@@ -111,12 +111,10 @@ async function cli({ cwd, addProjectDependencyPaths } = {}) {
     providenceModule.providence(queryConfig, {
       gatherFilesConfig: {
         extensions: commander.extensions,
-        // ...(commander.filteredTarget ? { excludeFolders: commander.filteredTarget } : {}),
         filter: commander.whitelist,
       },
       gatherFilesConfigReference: {
         extensions: commander.extensions,
-        // ...(commander.filteredTarget ? { excludeFolders: commander.filteredTarget } : {}),
         filter: commander.whitelistReference,
       },
       debugEnabled: commander.debug,
@@ -275,7 +273,17 @@ async function cli({ cwd, addProjectDependencyPaths } = {}) {
         process.exit(1);
       }
       const prefixCfg = { from: options.prefixFrom, to: options.prefixTo };
-      launchProvidenceWithExtendDocs(commander.referencePaths, prefixCfg, options.outputFolder);
+      extendDocsModule
+        .launchProvidenceWithExtendDocs({
+          referenceProjectPaths: commander.referencePaths,
+          prefixCfg,
+          outputFolder: options.outputFolder,
+          extensions: commander.referencePaths,
+          whitelist: commander.whitelist,
+          whitelistReference: commander.whitelistReference,
+        })
+        .then(() => resolveCli())
+        .catch(() => rejectCli());
     });
 
   commander
diff --git a/packages/providence-analytics/src/cli/generate-extend-docs-data.js b/packages/providence-analytics/src/cli/generate-extend-docs-data.js
index 166ac09c1..f61782bbd 100644
--- a/packages/providence-analytics/src/cli/generate-extend-docs-data.js
+++ b/packages/providence-analytics/src/cli/generate-extend-docs-data.js
@@ -6,20 +6,31 @@ const { providence } = require('../program/providence.js');
 const { QueryService } = require('../program/services/QueryService.js');
 const { LogService } = require('../program/services/LogService.js');
 
-async function launchProvidenceWithExtendDocs(referencePaths, prefixObj, outputFolder) {
+async function launchProvidenceWithExtendDocs({
+  referenceProjectPaths,
+  prefixCfg,
+  outputFolder,
+  extensions,
+  whitelist,
+  whitelistReference,
+}) {
   const t0 = performance.now();
 
   const results = await providence(
-    QueryService.getQueryConfigFromAnalyzer('match-paths', { prefix: prefixObj }),
+    QueryService.getQueryConfigFromAnalyzer('match-paths', { prefix: prefixCfg }),
     {
       gatherFilesConfig: {
-        extensions: ['.js', '.html'],
-        excludeFolders: ['coverage', 'test'],
+        extensions: extensions || ['.js'],
+        filter: whitelist || ['!coverage', '!test'],
+      },
+      gatherFilesConfigReference: {
+        extensions: extensions || ['.js'],
+        filter: whitelistReference || ['!coverage', '!test'],
       },
       queryMethod: 'ast',
       report: false,
       targetProjectPaths: [pathLib.resolve(process.cwd())],
-      referenceProjectPaths: referencePaths,
+      referenceProjectPaths,
     },
   );
 
diff --git a/packages/providence-analytics/src/program/analyzers/helpers/Analyzer.js b/packages/providence-analytics/src/program/analyzers/helpers/Analyzer.js
index bc1144569..13e4fb0c8 100644
--- a/packages/providence-analytics/src/program/analyzers/helpers/Analyzer.js
+++ b/packages/providence-analytics/src/program/analyzers/helpers/Analyzer.js
@@ -165,7 +165,7 @@ class Analyzer {
           `skipping ${LogService.pad(this.name, 16)} for ${
             this.identifier
           }: (${reason})\n${cfg.targetProjectPath.replace(
-            '/Users/hu84jr/git/providence/providence-input-data/search-targets/',
+            `${process.cwd()}/providence-input-data/search-targets/`,
             '',
           )}`,
         );
diff --git a/packages/providence-analytics/test-node/cli/cli.test.js b/packages/providence-analytics/test-node/cli/cli.test.js
index 4ebbafe66..36405d453 100644
--- a/packages/providence-analytics/test-node/cli/cli.test.js
+++ b/packages/providence-analytics/test-node/cli/cli.test.js
@@ -15,9 +15,10 @@ const {
 } = require('../../test-helpers/mock-log-service-helpers.js');
 
 const { QueryService } = require('../../src/program/services/QueryService.js');
-const { LogService } = require('../../src/program/services/LogService.js');
 
 const providenceModule = require('../../src/program/providence.js');
+const extendDocsModule = require('../../src/cli/generate-extend-docs-data.js');
+
 const dummyAnalyzer = require('../../test-helpers/templates/analyzer-template.js');
 const { cli } = require('../../src/cli/cli.js');
 const { pathsArrayFromCs } = require('../../src/cli/cli-helpers.js');
@@ -27,7 +28,6 @@ const rootDir = pathLib.resolve(__dirname, '../../');
 
 describe('Providence CLI', () => {
   before(() => {
-    LogService.debugEnabled = true;
     suppressNonCriticalLogs();
     mockWriteToJson(queryResults);
 
@@ -142,6 +142,47 @@ describe('Providence CLI', () => {
     describe('Query', () => {});
     describe('Search', () => {});
     describe('Manage', () => {});
+    describe('Extend docs', () => {
+      let extendDocsStub;
+      beforeEach(() => {
+        extendDocsStub = sinon.stub(extendDocsModule, 'launchProvidenceWithExtendDocs').returns(
+          new Promise(resolve => {
+            resolve();
+          }),
+        );
+      });
+
+      afterEach(() => {
+        extendDocsStub.restore();
+      });
+
+      it('allows configuration', async () => {
+        await runCli(
+          [
+            'extend-docs',
+            '-t /xyz',
+            '-r /xyz/x',
+            '--prefix-from pfrom --prefix-to pto',
+            '--output-folder /outp',
+            '--extensions bla',
+            '--whitelist wl --whitelist-reference wlr',
+          ].join(' '),
+          rootDir,
+        );
+        expect(extendDocsStub.called).to.be.true;
+        expect(extendDocsStub.args[0][0]).to.eql({
+          referenceProjectPaths: ['/xyz/x'],
+          prefixCfg: {
+            from: 'pfrom',
+            to: 'pto',
+          },
+          outputFolder: '/outp',
+          extensions: ['/xyz/x'],
+          whitelist: [`${process.cwd()}/wl`],
+          whitelistReference: [`${process.cwd()}/wlr`],
+        });
+      });
+    });
   });
 });