diff --git a/lib/task.js b/lib/task.js
index 82f6437..dc87ff3 100644
--- a/lib/task.js
+++ b/lib/task.js
@@ -3,8 +3,8 @@ const path = require("path");
 const fs = require("fs").promises;
 
 function compareVersions(v1, v2) {
-	const parts1 = v1.split("_").map(Number);
-	const parts2 = v2.split("_").map(Number);
+	const parts1 = v1.split(".").map(Number);
+	const parts2 = v2.split(".").map(Number);
 
 	for (let i = 0; i < Math.max(parts1.length, parts2.length); i++) {
 		const part1 = parts1[i] || 0;
@@ -53,21 +53,23 @@ module.exports = async function ({ log, workspace, taskUtil, options }) {
 	// Check if ui5-cc-spreadsheetimporter is present in dependencies
 	const packageJsonPath = path.join(cwd, "package.json");
 	const packageJson = JSON.parse(await fs.readFile(packageJsonPath, "utf8"));
-	const hasSpreadsheetImporter = packageJson.dependencies && packageJson.dependencies["ui5-cc-spreadsheetimporter"];
-	// replace all "." with "_" from hasSpreadsheetImporter
-	const spreadsheetimporterversion = hasSpreadsheetImporter.replace(/\./g, "_");
-
+	const hasSpreadsheetImporter =
+		packageJson.dependencies?.["ui5-cc-spreadsheetimporter"] ||
+		packageJson.devDependencies?.["ui5-cc-spreadsheetimporter"];
 	if (!hasSpreadsheetImporter) {
 		isDebug && log.info("ui5-cc-spreadsheetimporter not found in dependencies. Skipping manifest change.");
 		return;
 	}
+	const spreadsheetImporterVersionPoint = hasSpreadsheetImporter;
+	// replace all "." with "_" from hasSpreadsheetImporter
+	const spreadsheetimporterversion = spreadsheetImporterVersionPoint.replace(/\./g, "_");
 
 	// Find the manifest.json for ui5-cc-spreadsheetimporter
 	const spreadsheetImportermanifestContent = await fs.readFile(nodeModuleSpreadsheetImporterManifestPath, "utf8");
 
-	// if spreadsheetimporterversion less than 0_34_0, then use customControl and spreadsheetImporter
-	const useCustomControl = compareVersions(spreadsheetimporterversion, "0_34_0") < 0;
-	const pathSegment = useCustomControl ? "customControl/spreadsheetImporter" : "customControl/spreadsheetImporter";
+	// if spreadsheetImporterVersionPoint less than "0.34.0", then use customControl and spreadsheetImporter
+	const useCustomControl = compareVersions(spreadsheetImporterVersionPoint, "0.34.0") < 0;
+	const pathSegment = useCustomControl ? "customControl/spreadsheetImporter" : "customcontrol/spreadsheetimporter";
 
 	const spreadsheetImporterManifestPath = `/resources/${taskUtil
 		.getProject()