diff --git a/Sources/ApolloCodegenLib/Templates/InputObjectTemplate.swift b/Sources/ApolloCodegenLib/Templates/InputObjectTemplate.swift
index 5dd1380921..d6cc9b9901 100644
--- a/Sources/ApolloCodegenLib/Templates/InputObjectTemplate.swift
+++ b/Sources/ApolloCodegenLib/Templates/InputObjectTemplate.swift
@@ -109,8 +109,8 @@ struct InputObjectTemplate: TemplateRenderer {
     \(documentation: field.documentation, config: config)
     \(deprecationReason: field.deprecationReason, config: config)
     public var \(field.name.asInputParameterName): \(field.renderInputValueType(config: config.config)) {
-      get { __data["\(field.name.asInputParameterName)"] }
-      set { __data["\(field.name.asInputParameterName)"] = newValue }
+      get { __data["\(field.name.firstLowercased)"] }
+      set { __data["\(field.name.firstLowercased)"] = newValue }
     }
     """
   }
diff --git a/Tests/ApolloCodegenTests/CodeGeneration/Templates/InputObjectTemplateTests.swift b/Tests/ApolloCodegenTests/CodeGeneration/Templates/InputObjectTemplateTests.swift
index 843672e1a0..e78c64f1fc 100644
--- a/Tests/ApolloCodegenTests/CodeGeneration/Templates/InputObjectTemplateTests.swift
+++ b/Tests/ApolloCodegenTests/CodeGeneration/Templates/InputObjectTemplateTests.swift
@@ -1614,258 +1614,258 @@ class InputObjectTemplateTests: XCTestCase {
       }
 
       public var `associatedtype`: String {
-        get { __data["`associatedtype`"] }
-        set { __data["`associatedtype`"] = newValue }
+        get { __data["associatedtype"] }
+        set { __data["associatedtype"] = newValue }
       }
 
       public var `class`: String {
-        get { __data["`class`"] }
-        set { __data["`class`"] = newValue }
+        get { __data["class"] }
+        set { __data["class"] = newValue }
       }
 
       public var `deinit`: String {
-        get { __data["`deinit`"] }
-        set { __data["`deinit`"] = newValue }
+        get { __data["deinit"] }
+        set { __data["deinit"] = newValue }
       }
 
       public var `enum`: String {
-        get { __data["`enum`"] }
-        set { __data["`enum`"] = newValue }
+        get { __data["enum"] }
+        set { __data["enum"] = newValue }
       }
 
       public var `extension`: String {
-        get { __data["`extension`"] }
-        set { __data["`extension`"] = newValue }
+        get { __data["extension"] }
+        set { __data["extension"] = newValue }
       }
 
       public var `fileprivate`: String {
-        get { __data["`fileprivate`"] }
-        set { __data["`fileprivate`"] = newValue }
+        get { __data["fileprivate"] }
+        set { __data["fileprivate"] = newValue }
       }
 
       public var `func`: String {
-        get { __data["`func`"] }
-        set { __data["`func`"] = newValue }
+        get { __data["func"] }
+        set { __data["func"] = newValue }
       }
 
       public var `import`: String {
-        get { __data["`import`"] }
-        set { __data["`import`"] = newValue }
+        get { __data["import"] }
+        set { __data["import"] = newValue }
       }
 
       public var `init`: String {
-        get { __data["`init`"] }
-        set { __data["`init`"] = newValue }
+        get { __data["init"] }
+        set { __data["init"] = newValue }
       }
 
       public var `inout`: String {
-        get { __data["`inout`"] }
-        set { __data["`inout`"] = newValue }
+        get { __data["inout"] }
+        set { __data["inout"] = newValue }
       }
 
       public var `internal`: String {
-        get { __data["`internal`"] }
-        set { __data["`internal`"] = newValue }
+        get { __data["internal"] }
+        set { __data["internal"] = newValue }
       }
 
       public var `let`: String {
-        get { __data["`let`"] }
-        set { __data["`let`"] = newValue }
+        get { __data["let"] }
+        set { __data["let"] = newValue }
       }
 
       public var `operator`: String {
-        get { __data["`operator`"] }
-        set { __data["`operator`"] = newValue }
+        get { __data["operator"] }
+        set { __data["operator"] = newValue }
       }
 
       public var `private`: String {
-        get { __data["`private`"] }
-        set { __data["`private`"] = newValue }
+        get { __data["private"] }
+        set { __data["private"] = newValue }
       }
 
       public var `precedencegroup`: String {
-        get { __data["`precedencegroup`"] }
-        set { __data["`precedencegroup`"] = newValue }
+        get { __data["precedencegroup"] }
+        set { __data["precedencegroup"] = newValue }
       }
 
       public var `protocol`: String {
-        get { __data["`protocol`"] }
-        set { __data["`protocol`"] = newValue }
+        get { __data["protocol"] }
+        set { __data["protocol"] = newValue }
       }
 
       public var `public`: String {
-        get { __data["`public`"] }
-        set { __data["`public`"] = newValue }
+        get { __data["public"] }
+        set { __data["public"] = newValue }
       }
 
       public var `rethrows`: String {
-        get { __data["`rethrows`"] }
-        set { __data["`rethrows`"] = newValue }
+        get { __data["rethrows"] }
+        set { __data["rethrows"] = newValue }
       }
 
       public var `static`: String {
-        get { __data["`static`"] }
-        set { __data["`static`"] = newValue }
+        get { __data["static"] }
+        set { __data["static"] = newValue }
       }
 
       public var `struct`: String {
-        get { __data["`struct`"] }
-        set { __data["`struct`"] = newValue }
+        get { __data["struct"] }
+        set { __data["struct"] = newValue }
       }
 
       public var `subscript`: String {
-        get { __data["`subscript`"] }
-        set { __data["`subscript`"] = newValue }
+        get { __data["subscript"] }
+        set { __data["subscript"] = newValue }
       }
 
       public var `typealias`: String {
-        get { __data["`typealias`"] }
-        set { __data["`typealias`"] = newValue }
+        get { __data["typealias"] }
+        set { __data["typealias"] = newValue }
       }
 
       public var `var`: String {
-        get { __data["`var`"] }
-        set { __data["`var`"] = newValue }
+        get { __data["var"] }
+        set { __data["var"] = newValue }
       }
 
       public var `break`: String {
-        get { __data["`break`"] }
-        set { __data["`break`"] = newValue }
+        get { __data["break"] }
+        set { __data["break"] = newValue }
       }
 
       public var `case`: String {
-        get { __data["`case`"] }
-        set { __data["`case`"] = newValue }
+        get { __data["case"] }
+        set { __data["case"] = newValue }
       }
 
       public var `catch`: String {
-        get { __data["`catch`"] }
-        set { __data["`catch`"] = newValue }
+        get { __data["catch"] }
+        set { __data["catch"] = newValue }
       }
 
       public var `continue`: String {
-        get { __data["`continue`"] }
-        set { __data["`continue`"] = newValue }
+        get { __data["continue"] }
+        set { __data["continue"] = newValue }
       }
 
       public var `default`: String {
-        get { __data["`default`"] }
-        set { __data["`default`"] = newValue }
+        get { __data["default"] }
+        set { __data["default"] = newValue }
       }
 
       public var `defer`: String {
-        get { __data["`defer`"] }
-        set { __data["`defer`"] = newValue }
+        get { __data["defer"] }
+        set { __data["defer"] = newValue }
       }
 
       public var `do`: String {
-        get { __data["`do`"] }
-        set { __data["`do`"] = newValue }
+        get { __data["do"] }
+        set { __data["do"] = newValue }
       }
 
       public var `else`: String {
-        get { __data["`else`"] }
-        set { __data["`else`"] = newValue }
+        get { __data["else"] }
+        set { __data["else"] = newValue }
       }
 
       public var `fallthrough`: String {
-        get { __data["`fallthrough`"] }
-        set { __data["`fallthrough`"] = newValue }
+        get { __data["fallthrough"] }
+        set { __data["fallthrough"] = newValue }
       }
 
       public var `for`: String {
-        get { __data["`for`"] }
-        set { __data["`for`"] = newValue }
+        get { __data["for"] }
+        set { __data["for"] = newValue }
       }
 
       public var `guard`: String {
-        get { __data["`guard`"] }
-        set { __data["`guard`"] = newValue }
+        get { __data["guard"] }
+        set { __data["guard"] = newValue }
       }
 
       public var `if`: String {
-        get { __data["`if`"] }
-        set { __data["`if`"] = newValue }
+        get { __data["if"] }
+        set { __data["if"] = newValue }
       }
 
       public var `in`: String {
-        get { __data["`in`"] }
-        set { __data["`in`"] = newValue }
+        get { __data["in"] }
+        set { __data["in"] = newValue }
       }
 
       public var `repeat`: String {
-        get { __data["`repeat`"] }
-        set { __data["`repeat`"] = newValue }
+        get { __data["repeat"] }
+        set { __data["repeat"] = newValue }
       }
 
       public var `return`: String {
-        get { __data["`return`"] }
-        set { __data["`return`"] = newValue }
+        get { __data["return"] }
+        set { __data["return"] = newValue }
       }
 
       public var `throw`: String {
-        get { __data["`throw`"] }
-        set { __data["`throw`"] = newValue }
+        get { __data["throw"] }
+        set { __data["throw"] = newValue }
       }
 
       public var `switch`: String {
-        get { __data["`switch`"] }
-        set { __data["`switch`"] = newValue }
+        get { __data["switch"] }
+        set { __data["switch"] = newValue }
       }
 
       public var `where`: String {
-        get { __data["`where`"] }
-        set { __data["`where`"] = newValue }
+        get { __data["where"] }
+        set { __data["where"] = newValue }
       }
 
       public var `while`: String {
-        get { __data["`while`"] }
-        set { __data["`while`"] = newValue }
+        get { __data["while"] }
+        set { __data["while"] = newValue }
       }
 
       public var `as`: String {
-        get { __data["`as`"] }
-        set { __data["`as`"] = newValue }
+        get { __data["as"] }
+        set { __data["as"] = newValue }
       }
 
       public var `false`: String {
-        get { __data["`false`"] }
-        set { __data["`false`"] = newValue }
+        get { __data["false"] }
+        set { __data["false"] = newValue }
       }
 
       public var `is`: String {
-        get { __data["`is`"] }
-        set { __data["`is`"] = newValue }
+        get { __data["is"] }
+        set { __data["is"] = newValue }
       }
 
       public var `nil`: String {
-        get { __data["`nil`"] }
-        set { __data["`nil`"] = newValue }
+        get { __data["nil"] }
+        set { __data["nil"] = newValue }
       }
 
       public var `self`: String {
-        get { __data["`self`"] }
-        set { __data["`self`"] = newValue }
+        get { __data["self"] }
+        set { __data["self"] = newValue }
       }
 
       public var `super`: String {
-        get { __data["`super`"] }
-        set { __data["`super`"] = newValue }
+        get { __data["super"] }
+        set { __data["super"] = newValue }
       }
 
       public var `throws`: String {
-        get { __data["`throws`"] }
-        set { __data["`throws`"] = newValue }
+        get { __data["throws"] }
+        set { __data["throws"] = newValue }
       }
 
       public var `true`: String {
-        get { __data["`true`"] }
-        set { __data["`true`"] = newValue }
+        get { __data["true"] }
+        set { __data["true"] = newValue }
       }
 
       public var `try`: String {
-        get { __data["`try`"] }
-        set { __data["`try`"] = newValue }
+        get { __data["try"] }
+        set { __data["try"] = newValue }
       }
     """