diff --git a/.github/workflows/Linux.yml b/.github/workflows/Linux.yml
index 82c7947b..680a7c68 100644
--- a/.github/workflows/Linux.yml
+++ b/.github/workflows/Linux.yml
@@ -23,7 +23,7 @@ jobs:
     strategy:
       matrix:
         # Add commits/tags to build against other DuckDB versions
-        duckdb_version: [ '<submodule_version>' ]
+        duckdb_version: [ '<submodule_version>', 'v0.9.1' ]
         arch: ['linux_amd64', 'linux_arm64', 'linux_amd64_gcc4']
         vcpkg_version: [ '2023.04.15' ]
         include:
diff --git a/.github/workflows/MacOS.yml b/.github/workflows/MacOS.yml
index 819a2eb5..c6dda000 100644
--- a/.github/workflows/MacOS.yml
+++ b/.github/workflows/MacOS.yml
@@ -22,7 +22,7 @@ jobs:
     strategy:
       matrix:
         # Add commits/tags to build against other DuckDB versions
-        duckdb_version: [ '<submodule_version>' ]
+        duckdb_version: [ '<submodule_version>', 'v0.9.1' ]
         vcpkg_version: [ '2023.04.15' ]
         vcpkg_triplet: [ 'x64-osx', 'arm64-osx' ]
         include:
diff --git a/.github/workflows/Windows.yml b/.github/workflows/Windows.yml
index 2ab4f565..3a2363fb 100644
--- a/.github/workflows/Windows.yml
+++ b/.github/workflows/Windows.yml
@@ -22,7 +22,7 @@ jobs:
     strategy:
       matrix:
         # Add commits/tags to build against other DuckDB versions
-        duckdb_version: [ '<submodule_version>' ]
+        duckdb_version: [ '<submodule_version>', 'v0.9.1' ]
         vcpkg_version: [ '2023.04.15' ]
         vcpkg_triplet: ['x64-windows']
     env:
diff --git a/duckdb b/duckdb
index 0d84ccf4..04a7bc98 160000
--- a/duckdb
+++ b/duckdb
@@ -1 +1 @@
-Subproject commit 0d84ccf478578278b2d1168675b8b93c60f78a5e
+Subproject commit 04a7bc98953785306753a27d489396c35c8fde61