diff --git a/README.md b/README.md
index fda3045..f35b976 100644
--- a/README.md
+++ b/README.md
@@ -103,6 +103,12 @@ GitHub Actions for running [CodSpeed](https://codspeed.io) in your CI.
     # enable. Requires runner v5.3.0 or later.
     # Defaults to "false".
     experimental-memory-track-physical: ""
+
+    # [OPTIONAL]
+    # [Experimental] Capture allocation call stacks in `memory` mode. Set to "true" to
+    # enable. Requires runner v5.4.0 or later.
+    # Defaults to "false".
+    experimental-memory-capture-stack: ""
 ```
 
 # Example usage
diff --git a/action.yml b/action.yml
index dcc0ac2..c1e60c9 100644
--- a/action.yml
+++ b/action.yml
@@ -103,6 +103,12 @@ inputs:
       Requires runner v5.3.0 or later. Defaults to 'false'.
     required: false
 
+  experimental-memory-capture-stack:
+    description: |
+      [Experimental] Capture allocation call stacks in `memory` mode. Set to 'true' to enable.
+      Requires runner v5.4.0 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
@@ -311,6 +317,9 @@ runs:
         if [ "${{ inputs.experimental-memory-track-physical }}" = "true" ]; then
           RUNNER_ARGS+=(--experimental-memory-track-physical)
         fi
+        if [ "${{ inputs.experimental-memory-capture-stack }}" = "true" ]; then
+          RUNNER_ARGS+=(--experimental-memory-capture-stack)
+        fi
 
         if [ -n "$CODSPEED_INPUT_RUN" ]; then
           RUNNER_ARGS+=(-- "$CODSPEED_INPUT_RUN")