diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index dea1a60..8b54e6c 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -29,6 +29,24 @@ jobs:
           kubectl cluster-info
           kubectl get storageclass standard
 
+  test-with-custom-resource-limits:
+    runs-on: macos-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v1
+
+      - name: Create kind cluster with custom resource limits
+        uses: ./
+        with:
+          cpu: "3"
+          disk: "5"
+          memory: "11"
+      - name: Test
+        run: |
+          kubectl get node $(kubectl get node -o custom-columns=":metadata.name") -o custom-columns="CPU:.status.capacity.cpu" | grep "3" 1> /dev/null && echo "CPU OK"
+          kubectl get node $(kubectl get node -o custom-columns=":metadata.name") -o custom-columns="DISK:.status.capacity.ephemeral-storage" | grep -E "5\d{6}Ki" 1> /dev/null && echo "Disk OK"
+          kubectl get node $(kubectl get node -o custom-columns=":metadata.name") -o custom-columns="MEMORY:.status.capacity.memory" | grep -E "11\d{6}Ki" 1> /dev/null && echo "Memory OK"
+
   test-with-custom-name:
     strategy:
       matrix:
diff --git a/README.md b/README.md
index b20e660..cc9cb55 100644
--- a/README.md
+++ b/README.md
@@ -28,6 +28,9 @@ For more information on inputs, see the [API Documentation](https://developer.gi
 - `knative_serving`: The version of Knative Serving to install on the Kind cluster (not installed by default - example: `v1.0.0`)
 - `knative_kourier`: The version of Knative Net Kourier to install on the Kind cluster (not installed by default - example: `v1.0.0`)
 - `knative_eventing`: The version of Knative Eventing to install on the Kind cluster (not installed by default - example: `v1.0.0`)
+- `cpu`: Number of CPUs to be allocated to the virtual machine (default: 2). For Mac OS only.
+- `memory`: Size of the memory in GiB to be allocated to the virtual machine (default: 12). For Mac OS only.
+- `disk`: Size of the disk in GiB to be allocated to the virtual machine (default: 60). For Mac OS only.
 
 ### Example Workflow
 
diff --git a/action.yml b/action.yml
index c1a17eb..f5ada58 100644
--- a/action.yml
+++ b/action.yml
@@ -27,6 +27,12 @@ inputs:
     description: "The version of Knative Net Kourier to install on the Kind cluster (not installed by default - example: v1.0.0)"
   knative_eventing:
     description: "The version of Knative Eventing to install on the Kind cluster (not installed by default - example: v1.0.0)"
+  cpu:
+    description: "For Mac OS only: Number of CPUs to be allocated to the virtual machine (default: 2)"
+  memory:
+    description: "For Mac OS only: Size of the memory in GiB to be allocated to the virtual machine (default: 12)"
+  disk:
+    description: "For Mac OS only: Size of the disk in GiB to be allocated to the virtual machine (default: 60)"
 runs:
   using: "node16"
   main: "main.js"
diff --git a/main.sh b/main.sh
index c922445..7433fbb 100755
--- a/main.sh
+++ b/main.sh
@@ -21,6 +21,7 @@ SCRIPT_DIR=$(dirname -- "$(readlink -f "${BASH_SOURCE[0]}" || realpath "${BASH_S
 main() {
     args_kind=()
     args_knative=()
+    args_registry=()
 
     if [[ -n "${INPUT_VERSION:-}" ]]; then
         args_kind+=(--version "${INPUT_VERSION}")
@@ -62,9 +63,21 @@ main() {
         args_knative+=(--knative-eventing "${INPUT_KNATIVE_EVENTING}")
     fi
 
+    if [[ -n "${INPUT_CPU:-}" ]]; then
+        args_registry+=(--cpu "${INPUT_CPU}")
+    fi
+
+    if [[ -n "${INPUT_DISK:-}" ]]; then
+        args_registry+=(--disk "${INPUT_DISK}")
+    fi
+
+    if [[ -n "${INPUT_MEMORY:-}" ]]; then
+        args_registry+=(--memory "${INPUT_MEMORY}")
+    fi
+
     if [[ -z "${INPUT_REGISTRY:-}" ]] || [[ "$(echo ${INPUT_REGISTRY} | tr '[:upper:]' '[:lower:]')" = "true" ]]; then
-        if [[ ${args:+exist} == "exist" ]] && [[ ${#args[@]} -gt 0 ]]; then
-            "$SCRIPT_DIR/registry.sh" "${args[@]}"
+        if [[ ${#args_registry[@]} -gt 0 ]]; then
+            "$SCRIPT_DIR/registry.sh" "${args_registry[@]}"
         else
             "$SCRIPT_DIR/registry.sh"
         fi
@@ -83,8 +96,8 @@ main() {
     fi
 
     if [[ -z "${INPUT_REGISTRY:-}" ]] || [[ "$(echo ${INPUT_REGISTRY} | tr '[:upper:]' '[:lower:]')" = "true" ]]; then
-        if [[ ${args:+exist} == "exist" ]] && [[ ${#args[@]} -gt 0 ]]; then
-            "$SCRIPT_DIR/registry.sh" "--document" "true" "${args[@]}"
+        if [[ ${#args_registry[@]} -gt 0 ]]; then
+            "$SCRIPT_DIR/registry.sh" "--document" "true" "${args_registry[@]}"
         else
             "$SCRIPT_DIR/registry.sh" "--document" "true"
         fi
diff --git a/registry.sh b/registry.sh
index 13c0ec6..29cfa8d 100755
--- a/registry.sh
+++ b/registry.sh
@@ -20,15 +20,21 @@ DEFAULT_REGISTRY_IMAGE=registry:2
 DEFAULT_REGISTRY_NAME=kind-registry
 DEFAULT_REGISTRY_PORT=5000
 DEFAULT_CLUSTER_NAME=kind
+DEFAULT_CPU=2
+DEFAULT_MEMORY=12
+DEFAULT_DISK=60
 
 show_help() {
 cat << EOF
 Usage: $(basename "$0") <options>
 
     -h, --help                              Display help
-        --registry-image                    The registry image to use (default: registry:2)
-        --registry-name                     The registry name to use
-        --registry-port                     The local port used to bind the registry
+        --cpu                               Number of CPUs to be allocated to the virtual machine (default: $DEFAULT_CPU). For Mac OS only
+        --disk                              Size of the disk in GiB to be allocated to the virtual machine (default: $DEFAULT_DISK). For Mac OS only
+        --memory                            Size of the memory in GiB to be allocated to the virtual machine (default: $DEFAULT_MEMORY). For Mac OS only
+        --registry-image                    The registry image to use (default: $DEFAULT_REGISTRY_IMAGE)
+        --registry-name                     The registry name to use (default: $DEFAULT_REGISTRY_NAME)
+        --registry-port                     The local port used to bind the registry (default: $DEFAULT_REGISTRY_PORT)
         -n, --cluster-name                  The name of the cluster to create (default: $DEFAULT_CLUSTER_NAME)"
         --document                          Document the local registry
 
@@ -40,6 +46,9 @@ main() {
     local registry_name="$DEFAULT_REGISTRY_NAME"
     local registry_port="$DEFAULT_REGISTRY_PORT"
     local cluster_name="$DEFAULT_CLUSTER_NAME"
+    local cpu="$DEFAULT_CPU"
+    local disk="$DEFAULT_DISK"
+    local memory="$DEFAULT_MEMORY"
     local document=false
 
     parse_command_line "$@"
@@ -63,6 +72,36 @@ parse_command_line() {
                 show_help
                 exit
                 ;;
+            --cpu)
+                if [[ -n "${2:-}" ]]; then
+                    cpu="$2"
+                    shift
+                else
+                    echo "ERROR: '--cpu' cannot be empty." >&2
+                    show_help
+                    exit 1
+                fi
+                ;;
+            --disk)
+                if [[ -n "${2:-}" ]]; then
+                    disk="$2"
+                    shift
+                else
+                    echo "ERROR: '--disk' cannot be empty." >&2
+                    show_help
+                    exit 1
+                fi
+                ;;
+            --memory)
+                if [[ -n "${2:-}" ]]; then
+                    memory="$2"
+                    shift
+                else
+                    echo "ERROR: '--memory' cannot be empty." >&2
+                    show_help
+                    exit 1
+                fi
+                ;;
             --registry-image)
                 if [[ -n "${2:-}" ]]; then
                     registry_image="$2"
@@ -126,7 +165,7 @@ install_docker() {
     if [ "$RUNNER_OS" == "macOS" ] && ! [ -x "$(command -v docker)" ]; then
         echo 'Installing docker...'
         brew install docker colima
-        colima start
+        colima start --cpu "$cpu" --memory "$memory" --disk "$disk"
     fi
 }