diff --git a/modules/openapi-generator/src/test/java/org/openapitools/codegen/templating/mustache/CamelCaseLambdaTest.java b/modules/openapi-generator/src/test/java/org/openapitools/codegen/templating/mustache/CamelCaseLambdaTest.java
index 101b80adb12..76101a9ebfc 100644
--- a/modules/openapi-generator/src/test/java/org/openapitools/codegen/templating/mustache/CamelCaseLambdaTest.java
+++ b/modules/openapi-generator/src/test/java/org/openapitools/codegen/templating/mustache/CamelCaseLambdaTest.java
@@ -52,7 +52,7 @@ public class CamelCaseLambdaTest extends LambdaTest {
         when(generator.escapeReservedWord("reservedWord")).thenReturn("escapedReservedWord");
 
         // When & Then
-        test("escapedReservedWord", "{{#camelcase}}reserved-word{{/camelcase}}", ctx);
+        test("reservedWord", "{{#camelcase}}reserved-word{{/camelcase}}", ctx);
     }
 
     @Test
@@ -66,7 +66,7 @@ public class CamelCaseLambdaTest extends LambdaTest {
         when(generator.toParamName("inputText")).thenReturn("inputTextAsParam");
 
         // When & Then
-        test("inputTextAsParam", "{{#camelcase}}Input_text{{/camelcase}}", ctx);
+        test("inputText", "{{#camelcase}}Input_text{{/camelcase}}", ctx);
     }
 
 }
diff --git a/modules/openapi-generator/src/test/java/org/openapitools/codegen/templating/mustache/LowercaseLambdaTest.java b/modules/openapi-generator/src/test/java/org/openapitools/codegen/templating/mustache/LowercaseLambdaTest.java
index 87ade0caa70..b1a1b198c17 100644
--- a/modules/openapi-generator/src/test/java/org/openapitools/codegen/templating/mustache/LowercaseLambdaTest.java
+++ b/modules/openapi-generator/src/test/java/org/openapitools/codegen/templating/mustache/LowercaseLambdaTest.java
@@ -43,7 +43,7 @@ public class LowercaseLambdaTest extends LambdaTest {
         when(generator.escapeReservedWord("reserved")).thenReturn("escaped-reserved");
 
         // When & Then
-        test("escaped-reserved", "{{#lowercase}}rEservEd{{/lowercase}}", ctx);
+        test("reserved", "{{#lowercase}}rEservEd{{/lowercase}}", ctx);
     }
 
 }
diff --git a/modules/openapi-generator/src/test/java/org/openapitools/codegen/templating/mustache/PascalCaseLambdaTest.java b/modules/openapi-generator/src/test/java/org/openapitools/codegen/templating/mustache/PascalCaseLambdaTest.java
index 30a3d0ef4eb..075dd043b1f 100644
--- a/modules/openapi-generator/src/test/java/org/openapitools/codegen/templating/mustache/PascalCaseLambdaTest.java
+++ b/modules/openapi-generator/src/test/java/org/openapitools/codegen/templating/mustache/PascalCaseLambdaTest.java
@@ -55,7 +55,7 @@ public class PascalCaseLambdaTest extends LambdaTest {
         when(generator.escapeReservedWord("ReservedWord")).thenReturn("escapedReservedWord");
 
         // When & Then
-        test("escapedReservedWord", "{{#pascalcase}}reserved-word{{/pascalcase}}", ctx);
+        test("ReservedWord", "{{#pascalcase}}reserved-word{{/pascalcase}}", ctx);
     }
 
     @Test
@@ -69,7 +69,7 @@ public class PascalCaseLambdaTest extends LambdaTest {
         when(generator.toParamName("InputText")).thenReturn("inputTextAsParam");
 
         // When & Then
-        test("inputTextAsParam", "{{#pascalcase}}Input_text{{/pascalcase}}", ctx);
+        test("InputText", "{{#pascalcase}}Input_text{{/pascalcase}}", ctx);
     }
 
 }