diff --git a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/HaskellServantCodegen.java b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/HaskellServantCodegen.java
index 7b0e72f39990..4b26ba11d110 100644
--- a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/HaskellServantCodegen.java
+++ b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/HaskellServantCodegen.java
@@ -114,12 +114,6 @@ public HaskellServantCodegen() {
         specialCharReplacements.put(">", "GreaterThan");
         specialCharReplacements.put("<", "LessThan");
 
-        // backslash and double quote need double the escapement for both Java and Haskell
-        specialCharReplacements.remove("\\");
-        specialCharReplacements.remove("\"");
-        specialCharReplacements.put("\\\\", "Back_Slash");
-        specialCharReplacements.put("\\\"", "Double_Quote");
-
         // set the output folder here
         outputFolder = "generated-code/haskell-servant";
 
diff --git a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/HaskellYesodServerCodegen.java b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/HaskellYesodServerCodegen.java
index b49846d51d3e..eb55671fceb3 100644
--- a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/HaskellYesodServerCodegen.java
+++ b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/HaskellYesodServerCodegen.java
@@ -108,12 +108,6 @@ public HaskellYesodServerCodegen() {
         specialCharReplacements.put(">", "GreaterThan");
         specialCharReplacements.put("<", "LessThan");
 
-        // backslash and double quote need double the escapement for both Java and Haskell
-        specialCharReplacements.remove("\\");
-        specialCharReplacements.remove("\"");
-        specialCharReplacements.put("\\\\", "Back_Slash");
-        specialCharReplacements.put("\\\"", "Double_Quote");
-
         outputFolder = "generated-code" + File.separator + "haskell-yesod";
         apiTemplateFiles.put("api.mustache", ".hs");
         apiTestTemplateFiles.put("api_test.mustache", ".hs");