diff --git a/.github/workflows/circuits.yml b/.github/workflows/circuits.yml
index 021753870..7f34ced8a 100644
--- a/.github/workflows/circuits.yml
+++ b/.github/workflows/circuits.yml
@@ -24,6 +24,8 @@ jobs:
             echo "Running for ${{ github.base_ref }} - no path filter"
           else
             # For dev branch, check if circuits files changed
+            # Fetch the base branch to ensure it's available for comparison
+            git fetch origin ${{ github.base_ref }} --depth=1
             CHANGED_FILES=$(git diff --name-only origin/${{ github.base_ref }}...HEAD) || {
               echo "Error: Failed to diff against base branch"
               exit 1
diff --git a/.github/workflows/contracts.yml b/.github/workflows/contracts.yml
index 2c41d18a8..86dbf375a 100644
--- a/.github/workflows/contracts.yml
+++ b/.github/workflows/contracts.yml
@@ -29,6 +29,8 @@ jobs:
             echo "Running for ${{ github.base_ref }} - no path filter"
           else
             # For dev branch, check if contracts or common files changed
+            # Fetch the base branch to ensure it's available for comparison
+            git fetch origin ${{ github.base_ref }} --depth=1
             CHANGED_FILES=$(git diff --name-only origin/${{ github.base_ref }}...HEAD) || {
               echo "Error: Failed to diff against base branch"
               exit 1
diff --git a/.github/workflows/core-sdk-ci.yml b/.github/workflows/core-sdk-ci.yml
index 0834c6426..180bc0e95 100644
--- a/.github/workflows/core-sdk-ci.yml
+++ b/.github/workflows/core-sdk-ci.yml
@@ -26,6 +26,8 @@ jobs:
             echo "Running for ${{ github.base_ref }} - no path filter"
           else
             # For dev branch, check if relevant files changed
+            # Fetch the base branch to ensure it's available for comparison
+            git fetch origin ${{ github.base_ref }} --depth=1
             CHANGED_FILES=$(git diff --name-only origin/${{ github.base_ref }}...HEAD) || {
               echo "Error: Failed to diff against base branch"
               exit 1
diff --git a/.github/workflows/qrcode-sdk-ci.yml b/.github/workflows/qrcode-sdk-ci.yml
index 22b16fcb0..1d5353af5 100644
--- a/.github/workflows/qrcode-sdk-ci.yml
+++ b/.github/workflows/qrcode-sdk-ci.yml
@@ -34,6 +34,8 @@ jobs:
             echo "Running for ${{ github.base_ref }} - no path filter"
           else
             # For dev branch, check if relevant files changed
+            # Fetch the base branch to ensure it's available for comparison
+            git fetch origin ${{ github.base_ref }} --depth=1
             CHANGED_FILES=$(git diff --name-only origin/${{ github.base_ref }}...HEAD) || {
               echo "Error: Failed to diff against base branch"
               exit 1