diff --git a/ci/aarch64-windows-debug.ps1 b/ci/aarch64-windows-debug.ps1
index b031bed87a8d2ca1d79a641fcfd42cb68bd24434..f357373bc2f29111a0fae695eae1abe4e25d3704 100644
--- a/ci/aarch64-windows-debug.ps1
+++ b/ci/aarch64-windows-debug.ps1
@@ -47,7 +47,7 @@ CheckLastExitCode
 $Env:ZIG_LIB_DIR="$(Get-Location)\..\lib"
 
 Write-Output "Main test suite..."
-stage3-debug\bin\zig build test docs `
+stage3-debug\bin\zig.exe build test docs `
   --maxrss $ZSF_MAX_RSS `
   --search-prefix "$PREFIX_PATH" `
   -Dstatic-llvm `
diff --git a/ci/aarch64-windows-release.ps1 b/ci/aarch64-windows-release.ps1
index 210ff4a9c708195706a120770e8da086b0ef6c24..642428fd3f2c8f78bd7a06db73d24c37bb024b56 100644
--- a/ci/aarch64-windows-release.ps1
+++ b/ci/aarch64-windows-release.ps1
@@ -75,7 +75,7 @@ stage3-release\bin\zig.exe build `
   -Dtarget="$TARGET" `
   -Dcpu="$MCPU" `
   -Duse-zig-libcxx `
-  -Dversion-string="$(stage3-release\bin\zig version)"
+  -Dversion-string="$(stage3-release\bin\zig.exe version)"
 CheckLastExitCode
 
 # Compare-Object returns an error code if the files differ.
diff --git a/ci/x86_64-windows-debug.ps1 b/ci/x86_64-windows-debug.ps1
index ba86acfdbddc0b2daf3bec7ecee1624c29b6ba10..162e901e791af0cf4feaf5b3a7600bdc57e858d5 100644
--- a/ci/x86_64-windows-debug.ps1
+++ b/ci/x86_64-windows-debug.ps1
@@ -47,7 +47,7 @@ CheckLastExitCode
 $Env:ZIG_LIB_DIR="$(Get-Location)\..\lib"
 
 Write-Output "Main test suite..."
-stage3-debug\bin\zig build test docs `
+stage3-debug\bin\zig.exe build test docs `
   --maxrss $ZSF_MAX_RSS `
   --search-prefix "$PREFIX_PATH" `
   -Dstatic-llvm `
@@ -58,7 +58,7 @@ stage3-debug\bin\zig build test docs `
 CheckLastExitCode
 
 Write-Output "Build x86_64-windows-msvc behavior tests using the C backend..."
-stage3-debug\bin\zig build-obj `
+stage3-debug\bin\zig.exe build-obj `
   -ofmt=c `
   -OReleaseSmall `
   --name compiler_rt `
@@ -68,7 +68,7 @@ stage3-debug\bin\zig build-obj `
   ..\lib\compiler_rt.zig
 CheckLastExitCode
 
-stage3-debug\bin\zig test `
+stage3-debug\bin\zig.exe test `
   -ofmt=c `
   -femit-bin="behavior-x86_64-windows-msvc.c" `
   --test-no-exec `
diff --git a/ci/x86_64-windows-release.ps1 b/ci/x86_64-windows-release.ps1
index af0e2c7f072602e5d65e408b38a8e9ec9ee4da91..d838fd92e0af069b3d0b25bd41d29f62930eedb0 100644
--- a/ci/x86_64-windows-release.ps1
+++ b/ci/x86_64-windows-release.ps1
@@ -75,7 +75,7 @@ stage3-release\bin\zig.exe build `
   -Dtarget="$TARGET" `
   -Dcpu="$MCPU" `
   -Duse-zig-libcxx `
-  -Dversion-string="$(stage3-release\bin\zig version)"
+  -Dversion-string="$(stage3-release\bin\zig.exe version)"
 CheckLastExitCode
 
 # Compare-Object returns an error code if the files differ.