diff --git a/.github/workflows/aws_tfhe_fast_tests.yml b/.github/workflows/aws_tfhe_fast_tests.yml
index 9503e97849..38cdbefc54 100644
--- a/.github/workflows/aws_tfhe_fast_tests.yml
+++ b/.github/workflows/aws_tfhe_fast_tests.yml
@@ -15,7 +15,7 @@ env:
 on:
   # Allows you to run this workflow manually from the Actions tab as an alternative.
   workflow_dispatch:
-  pull_request:
+  ############"pull_request: debug
   workflow_call:
     secrets:
       SLAB_ACTION_TOKEN:
diff --git a/.github/workflows/aws_tfhe_tests.yml b/.github/workflows/aws_tfhe_tests.yml
index 353f396561..3cd5f8c98b 100644
--- a/.github/workflows/aws_tfhe_tests.yml
+++ b/.github/workflows/aws_tfhe_tests.yml
@@ -36,7 +36,7 @@ jobs:
       csprng_test: ${{ steps.changed-files.outputs.csprng_any_changed }}
       apps_test: ${{ steps.changed-files.outputs.apps_any_changed }}
       user_docs_test: ${{ steps.changed-files.outputs.user_docs_any_changed }}
-      any_file_changed: ${{ steps.changed-files.outputs.any_changed }}
+      any_file_changed: ${{ steps.aggregated-changes.outputs.any_changed }}
     steps:
       - name: Checkout tfhe-rs
         uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b
@@ -71,11 +71,31 @@ jobs:
               - tfhe/docs/**
               - README.md
 
+      - name: Aggregate file changes
+        id: aggregated-changes
+        if: ( steps.changed-files.outputs.core_crypto_any_changed == 'true' ||
+          steps.changed-files.outputs.shortint_any_changed == 'true' )
+        run: |
+            echo "any_changed=true" >> "$GITHUB_OUTPUT"
+
+      - name: Echo results
+        run: |
+          echo "core_crypto_test: ${{ steps.changed-files.outputs.core_crypto_any_changed }}"
+          echo "boolean_test: ${{ steps.changed-files.outputs.boolean_any_changed }}"
+          echo "shortint_test: ${{ steps.changed-files.outputs.shortint_any_changed }}"
+          echo "c_api_test: ${{ steps.changed-files.outputs.c_api_any_changed }}"
+          echo "high_level_api_test: ${{ steps.changed-files.outputs.high_level_api_any_changed }}"
+          echo "examples_test: ${{ steps.changed-files.outputs.examples_any_changed }}"
+          echo "zk_pok_test: ${{ steps.changed-files.outputs.zk_pok_any_changed }}"
+          echo "csprng_test: ${{ steps.changed-files.outputs.csprng_any_changed }}"
+          echo "apps_test: ${{ steps.changed-files.outputs.apps_any_changed }}"
+          echo "user_docs_test: ${{ steps.changed-files.outputs.user_docs_any_changed }}"
+          echo "any_file_changed: ${{ steps.aggregated-changes.outputs.any_changed }}"
     # TODO Ajouter une étape qui aggrège tous les résultats de "any_changed" en utilisant un any()
 
   setup-instance:
     name: Setup instance (cpu-tests)
-    #if: ${{ github.event_name == 'pull_request' && needs.file-change.outputs.any_file_changed == 'true' }}
+    if: ${{ github.event_name == 'pull_request' && needs.file-change.outputs.any_file_changed == 'true' }}
     ###############if: ${{ github.event_name == 'workflow_dispatch' || contains(github.event.label.name, 'approved') }}
     needs: file-change
     runs-on: ubuntu-latest
@@ -95,7 +115,7 @@ jobs:
 
   cpu-tests:
     name: CPU tests
-    needs: setup-instance
+    needs: [ file-change, setup-instance ]
     concurrency:
       group: ${{ github.workflow }}_${{ github.ref }}
       cancel-in-progress: true
diff --git a/tfhe/src/boolean/mod.rs b/tfhe/src/boolean/mod.rs
index 829589e8f9..b1f7da2394 100644
--- a/tfhe/src/boolean/mod.rs
+++ b/tfhe/src/boolean/mod.rs
@@ -99,6 +99,9 @@ pub(crate) fn random_integer() -> u32 {
     rng.gen::<u32>()
 }
  // A simple change
+// A second simple change
+// Again a change
+// Blaaaaaaaaah
 
 /// Generate a couple of client and server keys with the default cryptographic parameters:
 /// `DEFAULT_PARAMETERS`.
diff --git a/tfhe/src/c_api/mod.rs b/tfhe/src/c_api/mod.rs
index 2bbd039464..2b8a7e4d0a 100644
--- a/tfhe/src/c_api/mod.rs
+++ b/tfhe/src/c_api/mod.rs
@@ -10,3 +10,4 @@ pub mod shortint;
 pub(crate) mod utils;
 
 // A simple change
+// A second simple change
\ No newline at end of file