diff --git a/src/windows/com.rs b/src/windows/com.rs
index 5573ab77..66b56ed9 100644
--- a/src/windows/com.rs
+++ b/src/windows/com.rs
@@ -10,7 +10,7 @@ use winapi::um::handleapi::*;
 use winapi::um::processthreadsapi::GetCurrentProcess;
 use winapi::um::winbase::*;
 use winapi::um::winnt::{
-    DUPLICATE_SAME_ACCESS, FILE_ATTRIBUTE_NORMAL, GENERIC_READ, GENERIC_WRITE, HANDLE,
+    DUPLICATE_SAME_ACCESS, FILE_ATTRIBUTE_NORMAL, GENERIC_READ, GENERIC_WRITE, HANDLE, MAXDWORD,
 };
 
 use crate::windows::dcb;
@@ -243,7 +243,7 @@ impl SerialPort for COMPort {
         let milliseconds = timeout.as_millis();
 
         let mut timeouts = COMMTIMEOUTS {
-            ReadIntervalTimeout: 0,
+            ReadIntervalTimeout: MAXDWORD,
             ReadTotalTimeoutMultiplier: 0,
             ReadTotalTimeoutConstant: milliseconds as DWORD,
             WriteTotalTimeoutMultiplier: 0,