diff --git a/README.md b/README.md
index 7f79515..7fa135e 100644
--- a/README.md
+++ b/README.md
@@ -171,6 +171,7 @@ some:
   - In addition to the default JavaScript Collator options, the following properties can be supplied
     - `locales`: A BCP 47 language tag, or an comma separated array of such strings.
     - `customSortOrder`: Custom Sort order in the form of a list of characters
+    - `customIgnoreCharacters`: A list of characters that are ignored when sorting, e.g. `"'\"()[]{}<>"`
 - `sortConsecutiveBlockHeaders`: sorts consecutive block headers, such as a list of `case` statements.
   - Default: `true`
   - *Language Overridable*
diff --git a/src/providers/ConfigurationProvider.ts b/src/providers/ConfigurationProvider.ts
index 427b9a8..1a89f44 100644
--- a/src/providers/ConfigurationProvider.ts
+++ b/src/providers/ConfigurationProvider.ts
@@ -38,6 +38,7 @@ export interface NaturalSortOptions {
 export interface BlockSortCollatorOptions extends Omit<Intl.CollatorOptions, "usage"> {
   locales?: string;
   customSortOrder?: string;
+  customIgnoreCharacters?: string;
 }
 
 export interface BlockSortConfiguration {
diff --git a/src/providers/StringSortProvider.ts b/src/providers/StringSortProvider.ts
index f728ca2..36d9838 100644
--- a/src/providers/StringSortProvider.ts
+++ b/src/providers/StringSortProvider.ts
@@ -2,6 +2,7 @@ import { BlockSortCollatorOptions } from "./ConfigurationProvider";
 
 export class StringSortProvider extends Intl.Collator {
   private customSortOrder?: string;
+  private customIgnoreCharacters?: RegExp;
   private ignoreCase?: boolean;
   private direction?: "asc" | "desc";
 
@@ -29,22 +30,38 @@ export class StringSortProvider extends Intl.Collator {
       this.customSortOrder = customSortOrder;
     }
 
+    this.customIgnoreCharacters = options?.customIgnoreCharacters
+      ? new RegExp(
+          `[${options.customIgnoreCharacters.replace(/\\/, "\\\\").replace(/]/g, "\\]").replace(/-/g, "\\-")}]`,
+          "g"
+        )
+      : undefined;
     this.ignoreCase = caseFirst === "false" ? true : false;
     this.direction = direction ?? "asc";
   }
 
   public compare(a: string, b: string): number {
-    const { customSortOrder, direction, ignoreCase } = this;
+    const { customSortOrder, customIgnoreCharacters, direction, ignoreCase } = this;
     const sign = direction === "asc" ? 1 : -1;
 
+    if (customIgnoreCharacters) {
+      a = a.replace(customIgnoreCharacters, "");
+      b = b.replace(customIgnoreCharacters, "");
+    }
+
     if (customSortOrder) {
       const minLength = Math.min(a.length, b.length);
       for (let i = 0; i < minLength; i++) {
         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) continue;
-        else if (aIndex !== bIndex) return (aIndex - bIndex) * sign;
+        if (aIndex === -1 || bIndex === -1) {
+          const diff = super.compare(a[i], b[i]);
+          if (diff !== 0) return diff * sign;
+          else continue;
+        }
+
+        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 e5f0f74..fe49811 100644
--- a/src/test/fixtures/custom.ts
+++ b/src/test/fixtures/custom.ts
@@ -14,4 +14,16 @@ export const customSortTests: CustomSortTest[] = [
     ranges: [new Range(7, 0, 21, 1)],
     collatorOptions: { customSortOrder: '"-_' },
   },
+  {
+    file: "custom.plaintext.fixture",
+    compareFile: "custom.plaintext.expect",
+    ranges: [new Range(23, 0, 37, 1)],
+    collatorOptions: { customSortOrder: "-_", customIgnoreCharacters: "'\"()[]{}<>" },
+  },
+  {
+    file: "custom.plaintext.fixture",
+    compareFile: "custom.plaintext.expect",
+    ranges: [new Range(23, 0, 37, 1)],
+    collatorOptions: { customSortOrder: '"-_' },
+  },
 ];
diff --git a/test/fixtures/custom.plaintext.expect b/test/fixtures/custom.plaintext.expect
index f80829b..d4d164b 100644
--- a/test/fixtures/custom.plaintext.expect
+++ b/test/fixtures/custom.plaintext.expect
@@ -20,3 +20,19 @@ variable "grafana_address" {
 variable "grafana_password" {
   type = string
 }
+
+variable "grafana" {
+  type = bool
+}
+variable "grafana_password" {
+  type = string
+}
+variable "helm_chart_version" {
+  type = string
+}
+variable "name" {
+  type = string
+}
+variable "name_chart_version" {
+  type = string
+}
diff --git a/test/fixtures/custom.plaintext.fixture b/test/fixtures/custom.plaintext.fixture
index cb935d0..98b33d9 100644
--- a/test/fixtures/custom.plaintext.fixture
+++ b/test/fixtures/custom.plaintext.fixture
@@ -20,3 +20,19 @@ variable "grafana_password" {
 variable "grafana-count" {
   type = number
 }
+
+variable "grafana_password" {
+  type = string
+}
+variable "name_chart_version" {
+  type = string
+}
+variable "grafana" {
+  type = bool
+}
+variable "helm_chart_version" {
+  type = string
+}
+variable "name" {
+  type = string
+}