diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index c53d14f..1c31978 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -36,13 +36,13 @@ jobs:
       - name: Compress artifacts
         id: compressdeps
         run: |
-          7z a mlir-18.1.5-${{ matrix.osversion }}-X64.7z mlir -mx9 -aoa  
+          7z a mlir-19.1.0-${{ matrix.osversion }}-X64.7z mlir -mx9 -aoa  
       - name: Release
         uses: softprops/action-gh-release@v1
         id: createrelease
         with:
           files: |
-            mlir-18.1.5-${{ matrix.osversion }}-X64.7z
+            mlir-19.1.0-${{ matrix.osversion }}-X64.7z
       - name: Clean build artifacts
         id: cleanbuildartifacts
         if: always()
@@ -85,13 +85,13 @@ jobs:
       - name: Compress artifacts
         id: compressdeps
         run: |
-          7z a mlir-18.1.5-${{ matrix.osversion }}-arm64.7z mlir -mx9 -aoa  
+          7z a mlir-19.1.0-${{ matrix.osversion }}-arm64.7z mlir -mx9 -aoa  
       - name: Release
         uses: softprops/action-gh-release@v1
         id: createrelease
         with:
           files: |
-            mlir-18.1.5-${{ matrix.osversion }}-arm64.7z
+            mlir-19.1.0-${{ matrix.osversion }}-arm64.7z
       - name: Clean build artifacts
         id: cleanbuildartifacts
         if: always()
@@ -128,13 +128,13 @@ jobs:
       - name: Compress artifacts
         id: compressdeps
         run: |
-          7z a mlir-18.1.5-osx-arm64.7z mlir -mx9 -aoa  
+          7z a mlir-19.1.0-osx-arm64.7z mlir -mx9 -aoa  
       - name: Release
         uses: softprops/action-gh-release@v1
         id: createrelease
         with:
           files: |
-            mlir-18.1.5-osx-arm64.7z
+            mlir-19.1.0-osx-arm64.7z
       - name: Clean build artifacts
         id: cleanbuildartifacts
         if: always()
@@ -162,13 +162,13 @@ jobs:
       - name: Compress artifacts
         id: compressdeps
         run: |
-          7z a mlir-18.1.5-osx-x64.7z mlir -mx9 -aoa  
+          7z a mlir-19.1.0-osx-x64.7z mlir -mx9 -aoa  
       - name: Release
         uses: softprops/action-gh-release@v1
         id: createrelease
         with:
           files: |
-            mlir-18.1.5-osx-x64.7z
+            mlir-19.1.0-osx-x64.7z
       - name: Clean build artifacts
         id: cleanbuildartifacts
         if: always()
diff --git a/llvm-project b/llvm-project
index 617a15a..a4bf6cd 160000
--- a/llvm-project
+++ b/llvm-project
@@ -1 +1 @@
-Subproject commit 617a15a9eac96088ae5e9134248d8236e34b91b1
+Subproject commit a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4