diff --git a/packages/react-native-codegen/src/generators/modules/GenerateModuleJavaSpec.js b/packages/react-native-codegen/src/generators/modules/GenerateModuleJavaSpec.js
index 219978bb3a5280..2dc407f303476f 100644
--- a/packages/react-native-codegen/src/generators/modules/GenerateModuleJavaSpec.js
+++ b/packages/react-native-codegen/src/generators/modules/GenerateModuleJavaSpec.js
@@ -136,11 +136,11 @@ function translateFunctionParamToJavaType(
     case 'NumberTypeAnnotation':
       return wrapOptional('double', isRequired);
     case 'FloatTypeAnnotation':
-      return wrapOptional('double', isRequired);
+      return wrapOptional('float', isRequired);
     case 'DoubleTypeAnnotation':
       return wrapOptional('double', isRequired);
     case 'Int32TypeAnnotation':
-      return wrapOptional('double', isRequired);
+      return wrapOptional('int', isRequired);
     case 'BooleanTypeAnnotation':
       return wrapOptional('boolean', isRequired);
     case 'EnumDeclaration':
diff --git a/packages/react-native-codegen/src/generators/modules/GenerateModuleJniCpp.js b/packages/react-native-codegen/src/generators/modules/GenerateModuleJniCpp.js
index d4544873fa2ac2..d024c4078a1fa9 100644
--- a/packages/react-native-codegen/src/generators/modules/GenerateModuleJniCpp.js
+++ b/packages/react-native-codegen/src/generators/modules/GenerateModuleJniCpp.js
@@ -334,9 +334,9 @@ function translateReturnTypeToJniType(
     case 'DoubleTypeAnnotation':
       return nullable ? 'Ljava/lang/Double;' : 'D';
     case 'FloatTypeAnnotation':
-      return nullable ? 'Ljava/lang/Double;' : 'D';
+      return nullable ? 'Ljava/lang/Float;' : 'F';
     case 'Int32TypeAnnotation':
-      return nullable ? 'Ljava/lang/Double;' : 'D';
+      return nullable ? 'Ljava/lang/Integer;' : 'I';
     case 'PromiseTypeAnnotation':
       return 'Lcom/facebook/react/bridge/Promise;';
     case 'GenericObjectTypeAnnotation':