diff --git a/.github/workflows/build-and-release.yml b/.github/workflows/build-and-release.yml
index adeb166..a4d7c9f 100644
--- a/.github/workflows/build-and-release.yml
+++ b/.github/workflows/build-and-release.yml
@@ -109,8 +109,8 @@ jobs:
           Write-Host "Submodule version: $version"
 
           foreach ($cfg in @(
-            @{ Platform = 'x64';   ZydisCfg = 'Release MD DLL'; ZydisBin = 'ReleaseX64'; Arch = 'x64'  }
-            @{ Platform = 'Win32'; ZydisCfg = 'Release MD DLL'; ZydisBin = 'ReleaseX86'; Arch = 'x86'  }
+            @{ Platform = 'x64';   SlnPlatform = 'x64'; ZydisCfg = 'Release MD DLL'; ZydisBin = 'ReleaseX64'; Arch = 'x64'  }
+            @{ Platform = 'Win32'; SlnPlatform = 'x86'; ZydisCfg = 'Release MD DLL'; ZydisBin = 'ReleaseX86'; Arch = 'x86'  }
           )) {
             # Build Zydis DLL
             msbuild src-csharp/RDPOffsetFinder/zydis/msvc/zydis/Zydis.vcxproj `
@@ -123,10 +123,11 @@ jobs:
             # where zydis/ lives - vcxproj AdditionalIncludeDirectories and
             # AdditionalDependencies both use $(SolutionDir)\zydis\... and
             # fail with C1083 when the vcxproj is targeted directly.
+            # NB: the solution uses x86/x64 platform names (not Win32) - use SlnPlatform.
             msbuild src-csharp/RDPOffsetFinder/RDPWrapOffsetFinder.sln `
               /t:RDPWrapOffsetFinder `
               /p:Configuration=Release `
-              /p:Platform="$($cfg.Platform)" `
+              /p:Platform="$($cfg.SlnPlatform)" `
               /p:PlatformToolset=v143 `
               /v:minimal
 
diff --git a/.github/workflows/build-offsetfinder.yml b/.github/workflows/build-offsetfinder.yml
index 7328070..fd02364 100644
--- a/.github/workflows/build-offsetfinder.yml
+++ b/.github/workflows/build-offsetfinder.yml
@@ -26,10 +26,12 @@ jobs:
       matrix:
         include:
           - platform: x64
+            sln_platform: x64
             zydis_cfg: "Release MD DLL"
             zydis_bin: ReleaseX64
             finder_plat: x64
           - platform: Win32
+            sln_platform: x86
             zydis_cfg: "Release MD DLL"
             zydis_bin: ReleaseX86
             finder_plat: Win32
@@ -55,13 +57,14 @@ jobs:
 
       # Build via .sln so $(SolutionDir) resolves to the submodule root where
       # AdditionalIncludeDirectories and AdditionalDependencies reference zydis/
+      # NB: the solution uses x86/x64 platform names (not Win32) - use sln_platform.
       - name: Build RDPWrapOffsetFinder (${{ matrix.platform }})
         working-directory: src-csharp/RDPOffsetFinder
         run: |
           msbuild RDPWrapOffsetFinder.sln `
             /t:RDPWrapOffsetFinder `
             /p:Configuration=Release `
-            /p:Platform="${{ matrix.platform }}" `
+            /p:Platform="${{ matrix.sln_platform }}" `
             /p:PlatformToolset=v143 `
             /v:minimal