diff --git a/plugins/org.etsi.mts.tdl.openapi.generator.ui/src/org/etsi/mts/tdl/openapi/generator/ui/handlers/OpenAPIGeneratorLauncher.java b/plugins/org.etsi.mts.tdl.openapi.generator.ui/src/org/etsi/mts/tdl/openapi/generator/ui/handlers/OpenAPIGeneratorLauncher.java
index 2937e1683b4de3d06f85506b87e7f998d7fe9b73..27e3775547447f156baeae93bae832fe2f81536b 100644
--- a/plugins/org.etsi.mts.tdl.openapi.generator.ui/src/org/etsi/mts/tdl/openapi/generator/ui/handlers/OpenAPIGeneratorLauncher.java
+++ b/plugins/org.etsi.mts.tdl.openapi.generator.ui/src/org/etsi/mts/tdl/openapi/generator/ui/handlers/OpenAPIGeneratorLauncher.java
@@ -55,6 +55,7 @@ public class OpenAPIGeneratorLauncher {
 			new File(output).mkdirs();
 		}
 
+		input = input.replaceAll("\\\\", "/");
 		List<String> args = new ArrayList<String>(
 				Arrays.asList(new String[] { "generate", "-g", target, "-i", input, "-o", output }));