diff --git a/package-lock.json b/package-lock.json
index 3c06c5c..72147a0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3526,9 +3526,9 @@
       "dev": true
     },
     "node_modules/follow-redirects": {
-      "version": "1.15.4",
-      "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.15.4.tgz",
-      "integrity": "sha512-Cr4D/5wlrb0z9dgERpUL3LrmPKVDsETIJhaCMeDfuFYcqa5bldGV6wBsAN6X/vxlXQtFBMrXdXxdL8CbDTGniw==",
+      "version": "1.15.6",
+      "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.15.6.tgz",
+      "integrity": "sha512-wWN62YITEaOpSK584EZXJafH1AGpO8RVgElfkuXbTOrPX4fIfOyEpW/CsiNd8JdYrAoOvafRTOEnvsO++qCqFA==",
       "dev": true,
       "funding": [
         {
@@ -13796,9 +13796,9 @@
       "dev": true
     },
     "follow-redirects": {
-      "version": "1.15.4",
-      "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.15.4.tgz",
-      "integrity": "sha512-Cr4D/5wlrb0z9dgERpUL3LrmPKVDsETIJhaCMeDfuFYcqa5bldGV6wBsAN6X/vxlXQtFBMrXdXxdL8CbDTGniw==",
+      "version": "1.15.6",
+      "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.15.6.tgz",
+      "integrity": "sha512-wWN62YITEaOpSK584EZXJafH1AGpO8RVgElfkuXbTOrPX4fIfOyEpW/CsiNd8JdYrAoOvafRTOEnvsO++qCqFA==",
       "dev": true
     },
     "foreground-child": {
diff --git a/src/providers/StringSortProvider.ts b/src/providers/StringSortProvider.ts
index 1cd50a3..f728ca2 100644
--- a/src/providers/StringSortProvider.ts
+++ b/src/providers/StringSortProvider.ts
@@ -43,7 +43,7 @@ export class StringSortProvider extends Intl.Collator {
         const aIndex = customSortOrder.indexOf(ignoreCase ? a[i].toLowerCase() : a[i]);
         const bIndex = customSortOrder.indexOf(ignoreCase ? b[i].toLowerCase() : b[i]);
 
-        if (aIndex === -1 || bIndex === -1) break;
+        if (aIndex === -1 || bIndex === -1) continue;
         else if (aIndex !== bIndex) return (aIndex - bIndex) * sign;
         else if (i === minLength - 1) return (a.length - b.length) * sign;
       }
diff --git a/src/test/fixtures/custom.ts b/src/test/fixtures/custom.ts
index 901d8e3..e5f0f74 100644
--- a/src/test/fixtures/custom.ts
+++ b/src/test/fixtures/custom.ts
@@ -1,10 +1,17 @@
 import { Range } from "vscode";
-import { CompareTest } from "../suite/types";
+import { CompareTest, CustomSortTest } from "../suite/types";
 
-export const customSortTests: CompareTest[] = [
+export const customSortTests: CustomSortTest[] = [
   {
     file: "custom.plaintext.fixture",
     compareFile: "custom.plaintext.expect",
     ranges: [new Range(0, 0, 5, 4)],
+    collatorOptions: { customSortOrder: "abcdefghijklmnopqrstuvwxyz:#" },
+  },
+  {
+    file: "custom.plaintext.fixture",
+    compareFile: "custom.plaintext.expect",
+    ranges: [new Range(7, 0, 21, 1)],
+    collatorOptions: { customSortOrder: '"-_' },
   },
 ];
diff --git a/src/test/suite/BlockSortProvider.unit.test.ts b/src/test/suite/BlockSortProvider.unit.test.ts
index f8bb003..353d31d 100644
--- a/src/test/suite/BlockSortProvider.unit.test.ts
+++ b/src/test/suite/BlockSortProvider.unit.test.ts
@@ -3,7 +3,7 @@ import { join } from "path";
 import { window, workspace, Selection, CancellationTokenSource, CancellationToken, languages } from "vscode";
 import BlockSortProvider from "../../providers/BlockSortProvider";
 import { expandTests, fixtureDir, sortTests, multilevelSortTests, cancelSortTests } from "../fixtures";
-import { CompareTest } from "./types";
+import { CompareTest, CustomSortTest } from "./types";
 import { naturalSortTests } from "../fixtures/natural";
 import { ExpandSelectionOptions } from "../../types/BlockSortOptions";
 import { StringSortProvider } from "../../providers/StringSortProvider";
@@ -16,16 +16,12 @@ const defaultExpandOptions: ExpandSelectionOptions = {
   indentationComplete: true,
 };
 
-function sortTest(
-  tests: CompareTest[],
-  title = "Sort Blocks",
-  sortProvider: StringSortProvider = new StringSortProvider(),
-  sortChildren = 0
-) {
-  tests.forEach(({ file, compareFile, ranges, only, skip }) => {
+function sortTest(tests: CustomSortTest[], title = "Sort Blocks", sortChildren = 0) {
+  tests.forEach(({ file, compareFile, ranges, only, skip, collatorOptions, direction }) => {
     ranges.forEach((range, i) => {
       const descriptor = file.match(/(.*)\.(.*)\.fixture/);
       const [_, type, lang] = descriptor || ["", "generic", "generic"];
+      const sortProvider = new StringSortProvider(collatorOptions, direction);
       const testFunc = only ? test.only : skip ? test.skip : test;
       testFunc(`${title} (${type}, lang ${lang}) #${i + 1}`, async () => {
         const compareDocument = await workspace.openTextDocument(join(fixtureDir, compareFile));
@@ -104,14 +100,13 @@ suite("Unit Suite for BlockSortProvider", async () => {
   });
 
   sortTest(sortTests, "Sort Blocks");
-  sortTest(multilevelSortTests, "Deep Sort Blocks", new StringSortProvider(), -1);
-  sortTest(naturalSortTests, "Natural Sort Blocks", new StringSortProvider({ numeric: true }), 0);
+  sortTest(multilevelSortTests, "Deep Sort Blocks", -1);
   sortTest(
-    customSortTests,
-    "Custom Sort Blocks",
-    new StringSortProvider({ customSortOrder: "abcdefghijklmnopqrstuvwxyz:#" }),
+    naturalSortTests.map((test) => ({ ...test, collatorOptions: { numeric: true } })),
+    "Natural Sort Blocks",
     0
   );
+  sortTest(customSortTests, "Custom Sort Blocks", 0);
 
   cancelSortTests.forEach(({ file, ranges, performanceThreshold, only, skip }) => {
     ranges.forEach((range, i) => {
diff --git a/src/test/suite/types.ts b/src/test/suite/types.ts
index 771bf98..a52cf24 100644
--- a/src/test/suite/types.ts
+++ b/src/test/suite/types.ts
@@ -1,5 +1,6 @@
 import { CodeActionKind, Position, Range } from "vscode";
 import { ExpandSelectionOptions } from "../../types/BlockSortOptions";
+import { BlockSortCollatorOptions } from "../../providers/ConfigurationProvider";
 
 export interface BaseTest {
   file: string;
@@ -12,6 +13,11 @@ export interface CompareTest extends BaseTest {
   compareFile: string;
 }
 
+export interface CustomSortTest extends CompareTest {
+  collatorOptions?: BlockSortCollatorOptions;
+  direction?: "asc" | "desc";
+}
+
 export interface RangeTest extends BaseTest {
   targetRanges: Range[];
   expand?: boolean | ExpandSelectionOptions;
diff --git a/test/fixtures/custom.plaintext.expect b/test/fixtures/custom.plaintext.expect
index 51265fe..f80829b 100644
--- a/test/fixtures/custom.plaintext.expect
+++ b/test/fixtures/custom.plaintext.expect
@@ -4,3 +4,19 @@ bbbb
 :bbb
 #aaa
 #bbb
+
+variable "grafana" {
+  type = bool
+}
+variable "grafana-count" {
+  type = number
+}
+variable "grafana-username" {
+  type = string
+}
+variable "grafana_address" {
+  type = string
+}
+variable "grafana_password" {
+  type = string
+}
diff --git a/test/fixtures/custom.plaintext.fixture b/test/fixtures/custom.plaintext.fixture
index f37ee27..cb935d0 100644
--- a/test/fixtures/custom.plaintext.fixture
+++ b/test/fixtures/custom.plaintext.fixture
@@ -4,3 +4,19 @@ bbbb
 #bbb
 aaaa
 #aaa
+
+variable "grafana_address" {
+  type = string
+}
+variable "grafana" {
+  type = bool
+}
+variable "grafana-username" {
+  type = string
+}
+variable "grafana_password" {
+  type = string
+}
+variable "grafana-count" {
+  type = number
+}