diff --git a/ci/x86_64-windows-debug.ps1 b/ci/x86_64-windows-debug.ps1
index dec3a4be22..b859cda40b 100644
--- a/ci/x86_64-windows-debug.ps1
+++ b/ci/x86_64-windows-debug.ps1
@@ -97,9 +97,8 @@ Enter-VsDevShell -VsInstallPath "C:\Program Files\Microsoft Visual Studio\2022\E
 CheckLastExitCode
 
 Write-Output "Build and run behavior tests with msvc..."
-Write-Output "Skipped due to https://github.com/ziglang/zig/issues/17817"
-#& cl.exe -I..\lib test-x86_64-windows-msvc.c compiler_rt-x86_64-windows-msvc.c /W3 /Z7 -link -nologo -debug -subsystem:console kernel32.lib ntdll.lib libcmt.lib
-#CheckLastExitCode
-#
-#& .\test-x86_64-windows-msvc.exe
-#CheckLastExitCode
+& cl.exe -I..\lib test-x86_64-windows-msvc.c compiler_rt-x86_64-windows-msvc.c /W3 /Z7 -link -nologo -debug -subsystem:console kernel32.lib ntdll.lib libcmt.lib
+CheckLastExitCode
+
+& .\test-x86_64-windows-msvc.exe
+CheckLastExitCode
diff --git a/ci/x86_64-windows-release.ps1 b/ci/x86_64-windows-release.ps1
index c306756bd2..7ee4eb29d1 100644
--- a/ci/x86_64-windows-release.ps1
+++ b/ci/x86_64-windows-release.ps1
@@ -96,9 +96,8 @@ Enter-VsDevShell -VsInstallPath "C:\Program Files\Microsoft Visual Studio\2022\E
 CheckLastExitCode
 
 Write-Output "Build and run behavior tests with msvc..."
-Write-Output "Skipped due to https://github.com/ziglang/zig/issues/17817"
-#& cl.exe -I..\lib test-x86_64-windows-msvc.c compiler_rt-x86_64-windows-msvc.c /W3 /Z7 -link -nologo -debug -subsystem:console kernel32.lib ntdll.lib libcmt.lib
-#CheckLastExitCode
-#
-#& .\test-x86_64-windows-msvc.exe
-#CheckLastExitCode
+& cl.exe -I..\lib test-x86_64-windows-msvc.c compiler_rt-x86_64-windows-msvc.c /W3 /Z7 -link -nologo -debug -subsystem:console kernel32.lib ntdll.lib libcmt.lib
+CheckLastExitCode
+
+& .\test-x86_64-windows-msvc.exe
+CheckLastExitCode