diff --git a/src/main/kotlin/org/domaindrivenarchitecture/provs/server/domain/k3s/K3sService.kt b/src/main/kotlin/org/domaindrivenarchitecture/provs/server/domain/k3s/K3sService.kt
index d75dc41..955adae 100644
--- a/src/main/kotlin/org/domaindrivenarchitecture/provs/server/domain/k3s/K3sService.kt
+++ b/src/main/kotlin/org/domaindrivenarchitecture/provs/server/domain/k3s/K3sService.kt
@@ -12,12 +12,12 @@ fun Prov.provisionK3sCommand(cli: K3sCliCommand) = task {
 
     val grafanaConfigResolved: GrafanaAgentConfigResolved? = findK8sGrafanaConfig(cli.configFileName)?.resolveSecret()
 
-    if (cli.onlyModules == null ) {
+    if (cli.onlyModules == null) {
         val k3sConfig: K3sConfig = getK3sConfig(cli.configFileName)
         DefaultConfigFileRepository().assertExists(cli.configFileName)
         val k3sConfigReprovision = k3sConfig.copy(reprovision = cli.reprovision || k3sConfig.reprovision)
 
-        val applicationFile = DefaultApplicationFileRepository(cli.applicationFileName).getFile()
+        val applicationFile = cli.applicationFileName?.let { DefaultApplicationFileRepository(cli.applicationFileName).getFile() }
         provisionK3s(k3sConfigReprovision, grafanaConfigResolved, applicationFile)
     } else {
         provisionGrafana(cli.onlyModules, grafanaConfigResolved)
@@ -30,7 +30,8 @@ fun Prov.provisionK3sCommand(cli: K3sCliCommand) = task {
 fun Prov.provisionK3s(
     k3sConfig: K3sConfig,
     grafanaConfigResolved: GrafanaAgentConfigResolved? = null,
-    applicationFile: ApplicationFile? = null) = task {
+    applicationFile: ApplicationFile? = null
+) = task {
 
     if (k3sConfig.reprovision) {
         deprovisionK3sInfra()
@@ -64,7 +65,8 @@ fun Prov.provisionK3s(
 
 private fun Prov.provisionGrafana(
     onlyModules: List<String>?,
-    grafanaConfigResolved: GrafanaAgentConfigResolved?) = task {
+    grafanaConfigResolved: GrafanaAgentConfigResolved?
+) = task {
 
     if (onlyModules != null && onlyModules.contains(ServerOnlyModule.GRAFANA.name.lowercase())) {
         if (grafanaConfigResolved == null) {
diff --git a/src/main/kotlin/org/domaindrivenarchitecture/provs/server/infrastructure/DefaultApplicationFileRepository.kt b/src/main/kotlin/org/domaindrivenarchitecture/provs/server/infrastructure/DefaultApplicationFileRepository.kt
index 4a33d16..8cc006e 100644
--- a/src/main/kotlin/org/domaindrivenarchitecture/provs/server/infrastructure/DefaultApplicationFileRepository.kt
+++ b/src/main/kotlin/org/domaindrivenarchitecture/provs/server/infrastructure/DefaultApplicationFileRepository.kt
@@ -5,19 +5,20 @@ import org.domaindrivenarchitecture.provs.framework.ubuntu.filesystem.base.check
 import org.domaindrivenarchitecture.provs.server.domain.k3s.ApplicationFile
 import org.domaindrivenarchitecture.provs.server.domain.k3s.ApplicationFileName
 import org.domaindrivenarchitecture.provs.server.domain.k3s.ApplicationFileRepository
-import java.io.File
 
-class DefaultApplicationFileRepository(val applicationFileName: ApplicationFileName?) : ApplicationFileRepository {
 
-    private fun assertExists(applicationFileName: String?) {
-        if (applicationFileName != null && !checkLocalFile(applicationFileName)) {
+class DefaultApplicationFileRepository(val applicationFileName: ApplicationFileName) : ApplicationFileRepository {
+
+    private fun assertExists(applicationFileName: String) {
+        if (!checkLocalFile(applicationFileName)) {
             throw RuntimeException("Application file not found. Please check if path is correct.")
         }
     }
-    override fun getFile() : ApplicationFile {
-        assertExists(applicationFileName!!.fullyQualifiedName())
 
-        val applicationFileContents =  getLocalFileContent(applicationFileName.fullyQualifiedName())
+    override fun getFile(): ApplicationFile {
+        assertExists(applicationFileName.fullyQualifiedName())
+
+        val applicationFileContents = getLocalFileContent(applicationFileName.fullyQualifiedName())
         val applicationFile = ApplicationFile(applicationFileName, applicationFileContents)
 
         return if (applicationFile.isValid()) { applicationFile }