diff --git a/.github/workflows/build_and_publish.yml b/.github/workflows/build_and_publish.yml
index e11b8e7..59b6ef3 100644
--- a/.github/workflows/build_and_publish.yml
+++ b/.github/workflows/build_and_publish.yml
@@ -22,33 +22,6 @@ jobs:
         with:
           fetch-depth: 0
 
-      - name: Patch chrono usage
-        if: matrix.os == 'windows-2022'
-        shell: pwsh
-        run: |
-          $f = "src/pytsql/grammar/cpp_src/antlr4-cpp-runtime/atn/ProfilingATNSimulator.cpp"
-          if (!(Get-Content $f | Select-String -SimpleMatch "<chrono>")) {
-            (Get-Content $f) | Set-Content $f  # touch to ensure CRLF normalized
-            Add-Content -Path $f -Value ""     # no-op; optional
-            # insert include at top (after existing includes)
-            $lines = Get-Content $f
-            $idx = ($lines | Select-String -Pattern "^\s*#include\s+").Count
-            $out = @()
-            $injected = $false
-            foreach ($line in $lines) {
-              if (-not $injected -and $line -match "^\s*#include\s+") {
-                $out += $line
-                continue
-              }
-              if (-not $injected) {
-                $out += "#include <chrono>"
-                $injected = $true
-              }
-              $out += $line
-            }
-            $out | Set-Content $f
-          }
-
       - name: Build wheels
         uses: pypa/cibuildwheel@faf86a6ed7efa889faf6996aa23820831055001a # v2.23.3
         env:
diff --git a/src/pytsql/grammar/cpp_src/antlr4-cpp-runtime/atn/ProfilingATNSimulator.cpp b/src/pytsql/grammar/cpp_src/antlr4-cpp-runtime/atn/ProfilingATNSimulator.cpp
index 9fd86d6..b28c470 100755
--- a/src/pytsql/grammar/cpp_src/antlr4-cpp-runtime/atn/ProfilingATNSimulator.cpp
+++ b/src/pytsql/grammar/cpp_src/antlr4-cpp-runtime/atn/ProfilingATNSimulator.cpp
@@ -8,6 +8,7 @@
 #include "Parser.h"
 #include "atn/ATNConfigSet.h"
 #include "support/CPPUtils.h"
+#include <chrono>
 
 #include "atn/ProfilingATNSimulator.h"