diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e30c7eac..2dbfad0e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -40,8 +40,8 @@ jobs:
     with:
       arch: x86_64
       git_ref: ${{ github.event.pull_request.head.sha }}
-      minimal: 'true'
-      build_type: 'Debug'
+      minimal: true
+      build_type: Debug
   
   # builds using system deps, checking out the PR's code
   # note: this also runs a command that generates an output of form: "<engine_version> <some_hash>",
@@ -54,8 +54,8 @@ jobs:
     with:
       arch: x86_64
       git_ref: ${{ github.event.pull_request.head.sha }}
-      minimal: 'false'
-      build_type: 'Debug'
+      minimal: false
+      build_type: Debug
       cmd: "echo $(build/userspace/falco/falco -c ./falco.yaml --version | grep 'Engine:' | awk '{print $2}') $(echo $(build/userspace/falco/falco -c ./falco.yaml --version | grep 'Schema version:' | awk '{print $3}') $(build/userspace/falco/falco -c ./falco.yaml --list --markdown | grep '^`' | sort) $(build/userspace/falco/falco -c ./falco.yaml --list-syscall-events | sort) | sha256sum)"
 
   # checks the falco engine checksum for consistency
@@ -71,13 +71,16 @@ jobs:
 
       - name: Check Engine checksum
         run: |
-          prev_hash=$(grep FALCO_ENGINE_CHECKSUM "./userspace/engine/falco_engine_version.h" | awk '{print $3}' | sed -e 's/"//g')
+          prev_hash=$(grep CHECKSUM "./userspace/engine/falco_engine_version.h" | awk '{print $3}' | sed -e 's/"//g')
           cur_hash=$(echo "${{ needs.build-dev.outputs.cmdout }}" | cut -d ' ' -f 2)
           
+          echo "encoded checksum: $prev_hash"
+          echo "current checksum: $cur_hash"
           if [ $prev_hash != $cur_hash ]; then
-            echo "actual engine checksum differs from the one encoded in userspace/engine/falco_engine_version.h:"
-            echo "encoded: $prev_hash"
-            echo "current: $cur_hash"
+            echo "current engine checksum differs from the one encoded in userspace/engine/falco_engine_version.h"
+            exit 1
+          else
+            echo "current and encoded engine checksum are matching"
           fi
 
   # checks the falco engine version and enforce bumping when necessary
@@ -93,22 +96,22 @@ jobs:
 
       - name: Check Engine version
         run: |
-          base_hash=$(grep FALCO_ENGINE_CHECKSUM "./userspace/engine/falco_engine_version.h" | awk '{print $3}' | sed -e 's/"//g')
-          base_engine_ver=$(grep FALCO_ENGINE_VERSION "./userspace/engine/falco_engine_version.h" | awk '{print $3}' | sed -e 's/(//g' -e 's/)//g')
+          base_hash=$(grep CHECKSUM "./userspace/engine/falco_engine_version.h" | awk '{print $3}' | sed -e 's/"//g')
+          base_engine_ver=$(grep ENGINE_VERSION "./userspace/engine/falco_engine_version.h" | awk '{print $3}' | sed -e 's/(//g' -e 's/)//g')
 
           cur_hash=$(echo "${{ needs.build-dev.outputs.cmdout }}" | cut -d ' ' -f 2)
           cur_engine_ver=$(echo "${{ needs.build-dev.outputs.cmdout }}" | cut -d ' ' -f 1)
 
-          if [ $base_hash != $cur_hash ]; then
-            echo "engine checksum for baseref and headref differ:"
-            echo "baseref: $base_hash"
-            echo "headref: $cur_hash"
-            if [ $base_engine_ver == $cur_engine_ver ]; then
-              echo "engine version must be bumped:"
-              echo $cur_engine_ver
-            else
-              echo "engine version for baseref and headref differ too, so no bump is required:"
-              echo "baseref: $base_engine_ver"
-              echo "headref: $cur_engine_ver"
-            fi
+          echo "baseref checksum: $base_hash"
+          echo "baseref engine version: $base_engine_ver"
+          echo "headref checksum: $cur_hash"
+          echo "headref engine version: $cur_engine_ver"
+          if [ "$base_hash" != "$cur_hash" ]; then
+              echo "engine checksum for baseref and headref differ"
+              if [ "$base_engine_ver" == "$cur_engine_ver" ]; then
+                  echo "engine version must be bumped"
+                  exit 1
+              else
+                  echo "engine version for baseref and headref differ too, so no bump is required"
+              fi
           fi
diff --git a/.github/workflows/reusable_build_dev.yaml b/.github/workflows/reusable_build_dev.yaml
index df0a0e89..55950bc0 100644
--- a/.github/workflows/reusable_build_dev.yaml
+++ b/.github/workflows/reusable_build_dev.yaml
@@ -17,7 +17,7 @@ on:
       build_type:
         description: One of 'Debug' or 'Release'
         required: true
-        type: boolean
+        type: string
       git_ref:
         description: Git ref used for checking out the code
         required: true
@@ -49,7 +49,7 @@ jobs:
         run: sudo DEBIAN_FRONTEND=noninteractive apt install libjq-dev libelf-dev libyaml-cpp-dev cmake build-essential git -y
 
       - name: Install build dependencies (non-minimal)
-        if: inputs.minimal == 'true'
+        if: inputs.minimal != true
         run: sudo DEBIAN_FRONTEND=noninteractive apt install libssl-dev libyaml-dev libc-ares-dev libprotobuf-dev protobuf-compiler libgrpc++-dev protobuf-compiler-grpc rpm libcurl4-openssl-dev linux-headers-$(uname -r) clang llvm -y
       
       - name: Prepare project
@@ -59,9 +59,9 @@ jobs:
           cmake \
             -DBUILD_FALCO_UNIT_TESTS=On \
             -DCMAKE_BUILD_TYPE=${{ inputs.build_type }} \
-            -DBUILD_BPF=${{ inputs.minimal == 'true' && 'OFF' || 'ON' }} \
-            -DBUILD_DRIVER=${{ inputs.minimal == 'true' && 'OFF' || 'ON' }} \
-            -DMINIMAL_BUILD=${{ inputs.minimal == 'true' && 'ON' || 'OFF' }} \
+            -DBUILD_BPF=${{ inputs.minimal == true && 'OFF' || 'ON' }} \
+            -DBUILD_DRIVER=${{ inputs.minimal == true && 'OFF' || 'ON' }} \
+            -DMINIMAL_BUILD=${{ inputs.minimal == true && 'ON' || 'OFF' }} \
             ..
           popd
 
diff --git a/userspace/engine/falco_engine_version.h b/userspace/engine/falco_engine_version.h
index a275a6c3..3d0fbda3 100644
--- a/userspace/engine/falco_engine_version.h
+++ b/userspace/engine/falco_engine_version.h
@@ -22,8 +22,9 @@ limitations under the License.
 // at build time to detect a changed set of fields.
 
 // This is the result of running the following command:
-//   echo $(falco -c ./falco.yaml --version | grep 'Engine:' | awk '{print $2}') $(echo $(falco -c ./falco.yaml --version | grep 'Schema version:' | awk '{print $3}') $(falco -c ./falco.yaml --list --markdown | grep '^`' | sort) $(falco -c ./falco.yaml --list-syscall-events | sort) | sha256sum)
+//   FALCO="falco -c ./falco.yaml"
+//   echo $($FALCO --version | grep 'Engine:' | awk '{print $2}') $(echo $($FALCO --version | grep 'Schema version:' | awk '{print $3}') $($FALCO --list --markdown | grep '^`' | sort) $($FALCO --list-syscall-events | sort) | sha256sum)
 // It represents the fields supported by this version of Falco,
 // the event types, and the underlying driverevent schema. It's used to
 // detetect changes in engine version in our CI jobs.
-#define FALCO_ENGINE_CHECKSUM "1d7f91f22d40074c56c705f5e494b7fae51aee1b7ababc8c70cfa63c6d6671c2"
+#define FALCO_ENGINE_CHECKSUM "96d8d3fc828e5c8c16184d66d0e7d5970864249e9b20cd736acaf70dc6431e0f"