diff --git a/.github/workflows/pr_tests.yml b/.github/workflows/pr_tests.yml
index 8dba8c0..73a5d57 100644
--- a/.github/workflows/pr_tests.yml
+++ b/.github/workflows/pr_tests.yml
@@ -61,8 +61,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        dbt_version: ["1.*"]
-        warehouse: ["postgres", "bigquery", "snowflake", "databricks", "spark_iceberg"] # TODO: Add RS self-hosted runner
+        # dbt_version: ["1.*"]
+        # warehouse: ["postgres", "bigquery", "snowflake", "databricks", "spark_iceberg"] # TODO: Add RS self-hosted runner
         include:
           - dbt_version: "1.8.2"  # Explicit version for Postgres
             warehouse: "postgres"
@@ -74,6 +74,8 @@ jobs:
             warehouse: "snowflake"
           - dbt_version: "1.8.*"  # Wildcard version for Databricks
             warehouse: "databricks"
+          - dbt_version: "1.8.*"  # Wildcard version for Spark
+            warehouse: "spark_iceberg"
     services:
       postgres:
         image: postgres:latest