diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8779990..2a4a296 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -172,11 +172,12 @@ jobs:
       CODSPEED_SKIP_UPLOAD: true
     steps:
       - uses: actions/checkout@v4
-      - name: Check action with cycle-estimation and exclude-allocations
+      - name: Check action with cycle-estimation, exclude-allocations and simulation-track-subprocess
         uses: ./
         with:
           allow-empty: true
           mode: simulation
           cycle-estimation: "false"
           exclude-allocations: "true"
+          simulation-track-subprocess: "true"
           run: echo "Testing simulation tuning inputs!"
\ No newline at end of file
diff --git a/README.md b/README.md
index f6f80f0..c55de76 100644
--- a/README.md
+++ b/README.md
@@ -91,6 +91,12 @@ GitHub Actions for running [CodSpeed](https://codspeed.io) in your CI.
     # enable. Requires runner v5 or later.
     # Defaults to "false".
     exclude-allocations: ""
+
+    # [OPTIONAL]
+    # Measure the subprocesses spawned by the benchmarked process in `simulation` mode.
+    # Set to "true" to enable. Requires runner v5.2.0 or later.
+    # Defaults to "false".
+    simulation-track-subprocess: ""
 ```
 
 # Example usage
diff --git a/action.yml b/action.yml
index 0dc9193..e48a98d 100644
--- a/action.yml
+++ b/action.yml
@@ -91,6 +91,12 @@ inputs:
       Requires runner v5 or later. Defaults to 'false'.
     required: false
 
+  simulation-track-subprocess:
+    description: |
+      Measure the subprocesses spawned by the benchmarked process in `simulation` mode. Set to 'true' to enable.
+      Requires runner v5.2.0 or later. Defaults to 'false'.
+    required: false
+
   config:
     description: "Path to a CodSpeed configuration file (codspeed.yml). If not specified, the runner will look for a codspeed.yml file in the repository root."
     required: false
@@ -292,6 +298,9 @@ runs:
         if [ -n "${{ inputs.exclude-allocations }}" ]; then
           RUNNER_ARGS+=(--exclude-allocations="${{ inputs.exclude-allocations }}")
         fi
+        if [ "${{ inputs.simulation-track-subprocess }}" = "true" ]; then
+          RUNNER_ARGS+=(--simulation-track-subprocess)
+        fi
 
         if [ -n "$CODSPEED_INPUT_RUN" ]; then
           RUNNER_ARGS+=(-- "$CODSPEED_INPUT_RUN")