diff --git a/README.md b/README.md
index 37dfb24..08173ab 100644
--- a/README.md
+++ b/README.md
@@ -21,8 +21,10 @@ customize rule selection, severity filtering, and custom rule inclusion.
 | `SettingsFilePath`                   | The path to the settings file.                                                 | false    | `.github/linters/.powershell-psscriptanalyzer.psd1` |
 | `Debug`                              | Enable debug output.                                                           | false    | `'false'`                                           |
 | `Verbose`                            | Enable verbose output.                                                         | false    | `'false'`                                           |
-| `Version`                            | Specifies the exact version of the GitHub module to install.                   | false    |                                                     |
-| `Prerelease`                         | Allow prerelease versions if available.                                        | false    | `'false'`                                           |
+| `PesterVersion`                      | Specifies the version of the Pester module to install (NuGet range).           | false    |                                                     |
+| `PesterPrerelease`                   | Allow prerelease versions of the Pester module if available.                   | false    | `'false'`                                           |
+| `GitHubVersion`                      | Specifies the version of the GitHub module to install (NuGet range).           | false    |                                                     |
+| `GitHubPrerelease`                   | Allow prerelease versions of the GitHub module if available.                   | false    | `'false'`                                           |
 | `WorkingDirectory`                   | The working directory where the script runs.                                   | false    | `'.'`                                               |
 | `ReportAsJson`                       | Output generated reports in JSON format in addition to the configured format.  | false    | `'true'`                                            |
 | `Notice_Mode`                        | Controls when to show notices for test completion.                             | false    | `'Failed'`                                          |
diff --git a/action.yml b/action.yml
index 8759594..d619da5 100644
--- a/action.yml
+++ b/action.yml
@@ -21,11 +21,22 @@ inputs:
     description: Enable verbose output.
     required: false
     default: 'false'
-  Version:
-    description: Specifies the version of the GitHub module to be installed. The value must be an exact version.
+  PesterVersion:
+    description: |
+      Specifies the version of the Pester module to install, using NuGet version-range syntax (for example '[6.0.0,7.0.0)').
+      When empty, the latest available version is installed.
+    required: false
+  PesterPrerelease:
+    description: Allow prerelease versions of the Pester module if available.
+    required: false
+    default: 'false'
+  GitHubVersion:
+    description: |
+      Specifies the version of the GitHub module to install, using NuGet version-range syntax (for example '[1.2.0, 2.0.0)').
+      When empty, the latest available version is installed.
     required: false
-  Prerelease:
-    description: Allow prerelease versions if available.
+  GitHubPrerelease:
+    description: Allow prerelease versions of the GitHub module if available.
     required: false
     default: 'false'
   WorkingDirectory:
@@ -255,22 +266,24 @@ runs:
         PSMODULE_INVOKE_SCRIPTANALYZER_INPUT_SettingsFilePath: ${{ inputs.SettingsFilePath }}
       with:
         Debug: ${{ inputs.Debug }}
-        Prerelease: ${{ inputs.Prerelease }}
+        Prerelease: ${{ inputs.GitHubPrerelease }}
         Verbose: ${{ inputs.Verbose }}
-        Version: ${{ inputs.Version }}
+        Version: ${{ inputs.GitHubVersion }}
         WorkingDirectory: ${{ inputs.WorkingDirectory }}
         Script: ${{ github.action_path }}/src/main.ps1
 
     - name: Invoke-Pester
-      uses: PSModule/Invoke-Pester@abddf7bef0d0614d7ca322036af6a06ee0fb4d44 # v4.2.4
+      uses: PSModule/Invoke-Pester@4ff33199141fdf22568990b6107fe3148ae93a1c # v5.1.0
       id: test
       env:
         SettingsFilePath: ${{ fromJson(steps.paths.outputs.result).SettingsFilePath }}
       with:
         Debug: ${{ inputs.Debug }}
-        Prerelease: ${{ inputs.Prerelease }}
+        GitHubPrerelease: ${{ inputs.GitHubPrerelease }}
+        GitHubVersion: ${{ inputs.GitHubVersion }}
+        Prerelease: ${{ inputs.PesterPrerelease }}
         Verbose: ${{ inputs.Verbose }}
-        Version: ${{ inputs.Version }}
+        Version: ${{ inputs.PesterVersion }}
         WorkingDirectory: ${{ inputs.WorkingDirectory }}
         TestResult_TestSuiteName: ${{ inputs.TestResult_TestSuiteName }}
         Path: ${{ github.action_path }}/src/tests/PSScriptAnalyzer