diff --git a/.github/workflows/integration.yml b/.github/workflows/integration.yml
index d98bf91ef..f9b0ef48a 100644
--- a/.github/workflows/integration.yml
+++ b/.github/workflows/integration.yml
@@ -151,7 +151,10 @@ jobs:
         uses: actions/setup-python@v2
         with:
           python-version: ${{ matrix.python-version }}
-
+      - name: Get dbt-core version
+        # if this is a pull request uses ref of base branch otherwise uses ref of current commit
+        id: dbt-core-version
+        run: echo "::set-output name=dbt-core-ref::${{ github.event_name == 'pull_request_target' && github.base_ref || github.ref }}"
       - name: Install python dependencies
         run: |
           pip install  --user --upgrade pip
@@ -159,13 +162,13 @@ jobs:
           pip --version
           tox --version
 
-      - name: Install dbt-core latest
+      - name: Install dbt-core from branch ${{ steps.dbt-core-version.outputs.dbt-core-ref }}
         run: |
-          pip install "git+https://github.com/dbt-labs/dbt-core.git#egg=dbt-core&subdirectory=core"
+          pip install "git+https://github.com/dbt-labs/dbt-core.git@${{ steps.dbt-core-version.outputs.dbt-core-ref }}#egg=dbt-core&subdirectory=core"
 
-      - name: Install dbt-postgres latest
+      - name: Install dbt-postgres from ${{ steps.dbt-core-version.outputs.dbt-core-ref }}
         run: |
-          pip install "git+https://github.com/dbt-labs/dbt-core.git#egg=dbt-postgres&subdirectory=plugins/postgres"
+          pip install "git+https://github.com/dbt-labs/dbt-core.git@${{ steps.dbt-core-version.outputs.dbt-core-ref }}#egg=dbt-postgres&subdirectory=plugins/postgres"
 
       - name: Run tox (redshift)
         if: matrix.adapter == 'redshift'
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 8026befda..442184738 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -93,7 +93,10 @@ jobs:
         uses: actions/setup-python@v2
         with:
           python-version: ${{ matrix.python-version }}
-
+      - name: Get dbt-core version
+        # if this is a pull request uses ref of base branch otherwise uses ref of current commit
+        id: dbt-core-version
+        run: echo "::set-output name=dbt-core-ref::${{ github.event_name == 'pull_request' && github.base_ref || github.ref }}"
       - name: Install python dependencies
         run: |
           pip install  --user --upgrade pip
@@ -101,13 +104,13 @@ jobs:
           pip --version
           tox --version
 
-      - name: Install dbt-core latest
+      - name: Install dbt-core from branch ${{ steps.dbt-core-version.outputs.dbt-core-ref }}
         run: |
-          pip install "git+https://github.com/dbt-labs/dbt-core.git#egg=dbt-core&subdirectory=core"
+          pip install "git+https://github.com/dbt-labs/dbt-core.git@${{ steps.dbt-core-version.outputs.dbt-core-ref }}#egg=dbt-core&subdirectory=core"
 
-      - name: Install dbt-postgres latest
+      - name: Install dbt-postgres from ${{ steps.dbt-core-version.outputs.dbt-core-ref }}
         run: |
-          pip install "git+https://github.com/dbt-labs/dbt-core.git#egg=dbt-postgres&subdirectory=plugins/postgres"
+          pip install "git+https://github.com/dbt-labs/dbt-core.git@${{ steps.dbt-core-version.outputs.dbt-core-ref }}#egg=dbt-postgres&subdirectory=plugins/postgres"
 
       - name: Run tox
         run: tox
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 88b0c53e7..4958107e8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,9 @@
 - Fix table creation statement ordering when including both the BACKUP parameter as well as the dist/sort keys ([#23](https://github.com/dbt-labs/dbt-redshift/issues/60))
 - Add unique\_id field to docs generation test catalogs; a follow-on PR to core PR ([#4168](https://github.com/dbt-labs/dbt-core/pull/4618)) and core PR ([#4701](https://github.com/dbt-labs/dbt-core/pull/4701))
 
+### Under the hood
+- install compatible branch of dbt-core in unit/integration tests based on merge target ([#80](https://github.com/dbt-labs/dbt-redshift/pull/80))
+
 ## dbt-redshift 1.0.0 (December 3, 2021)
 
 ## dbt-redshift 1.0.0rc2 (November 24, 2021)