diff --git a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/llvm/IrToBitcode.kt b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/llvm/IrToBitcode.kt
index 02736cbeb49..28e3a08c3e3 100644
--- a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/llvm/IrToBitcode.kt
+++ b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/llvm/IrToBitcode.kt
@@ -355,10 +355,10 @@ internal class CodeGeneratorVisitor(val context: Context) : IrElementVisitorVoid
                 false -> return LLVMConstInt(LLVMInt1Type(), 0, 1)
             }
             IrConstKind.Char   -> return LLVMConstInt(LLVMInt16Type(), (value.value as Char).toLong(),  0)
-            IrConstKind.Byte   -> return LLVMConstInt(LLVMInt32Type(), (value.value as Byte).toLong(),  1)
-            IrConstKind.Short  -> return LLVMConstInt(LLVMInt32Type(), (value.value as Short).toLong(), 1)
+            IrConstKind.Byte   -> return LLVMConstInt(LLVMInt8Type(),  (value.value as Byte).toLong(),  1)
+            IrConstKind.Short  -> return LLVMConstInt(LLVMInt16Type(), (value.value as Short).toLong(), 1)
             IrConstKind.Int    -> return LLVMConstInt(LLVMInt32Type(), (value.value as Int).toLong(),   1)
-            IrConstKind.Long   -> return LLVMConstInt(LLVMInt64Type(),  value.value as Long,            1)
+            IrConstKind.Long   -> return LLVMConstInt(LLVMInt64Type(), value.value as Long,             1)
             IrConstKind.String ->
                 return context.staticData.createStringLiteral(value as IrConst<String>).getLlvmValue()
             IrConstKind.Float  -> return LLVMConstRealOfString(LLVMFloatType(), (value.value as Float).toString())