diff --git a/java/src/test/java/com/kcl/ParseFileTest.java b/java/src/test/java/com/kcl/ParseFileTest.java
index 152773a..a97591c 100644
--- a/java/src/test/java/com/kcl/ParseFileTest.java
+++ b/java/src/test/java/com/kcl/ParseFileTest.java
@@ -1,5 +1,8 @@
 package com.kcl;
 
+import java.nio.file.Path;
+import java.nio.file.Paths;
+
 import org.junit.Assert;
 import org.junit.Test;
 
@@ -10,7 +13,8 @@
 public class ParseFileTest {
     @Test
     public void testParseFile() throws Exception {
-        ParseFile_Args args = ParseFile_Args.newBuilder().setPath("./src/test_data/parse/main.k").build();
+        Path path = Paths.get("src", "test_data", "parse", "main.k");
+        ParseFile_Args args = ParseFile_Args.newBuilder().setPath(path.toString()).build();
 
         API apiInstance = new API();
         ParseFile_Result result = apiInstance.parseFile(args);
diff --git a/java/src/test/java/com/kcl/ParseProgramTest.java b/java/src/test/java/com/kcl/ParseProgramTest.java
index b3dbf57..022cd94 100644
--- a/java/src/test/java/com/kcl/ParseProgramTest.java
+++ b/java/src/test/java/com/kcl/ParseProgramTest.java
@@ -1,5 +1,8 @@
 package com.kcl;
 
+import java.nio.file.Path;
+import java.nio.file.Paths;
+
 import org.junit.Assert;
 import org.junit.Test;
 
@@ -12,7 +15,8 @@
 public class ParseProgramTest {
     @Test
     public void testParseProgram() throws Exception {
-        ParseProgram_Args args = ParseProgram_Args.newBuilder().addPaths("./src/test_data/parse/main.k").build();
+        Path path = Paths.get("src", "test_data", "parse", "main.k");
+        ParseProgram_Args args = ParseProgram_Args.newBuilder().addPaths(path.toString()).build();
 
         API apiInstance = new API();
         ParseProgram_Result result = apiInstance.parseProgram(args);
diff --git a/kotlin/src/test/kotlin/com/kcl/ParseFileTest.kt b/kotlin/src/test/kotlin/com/kcl/ParseFileTest.kt
index 60bc026..a54b247 100644
--- a/kotlin/src/test/kotlin/com/kcl/ParseFileTest.kt
+++ b/kotlin/src/test/kotlin/com/kcl/ParseFileTest.kt
@@ -4,10 +4,11 @@ import com.kcl.api.API
 import com.kcl.api.parseFileArgs
 import org.junit.jupiter.api.Test
 import org.junit.jupiter.api.Assertions.assertEquals
+import java.nio.file.Paths
 
 class ParseFileTest {
     companion object {
-        private const val TEST_FILE = "./src/test_data/parse/main.k"
+        private val TEST_FILE = Paths.get("src", "test_data", "parse", "main.k").toString()
     }
 
     @Test
diff --git a/kotlin/src/test/kotlin/com/kcl/ParseProgramTest.kt b/kotlin/src/test/kotlin/com/kcl/ParseProgramTest.kt
index 4bbef54..cb75048 100644
--- a/kotlin/src/test/kotlin/com/kcl/ParseProgramTest.kt
+++ b/kotlin/src/test/kotlin/com/kcl/ParseProgramTest.kt
@@ -4,10 +4,11 @@ import com.kcl.api.API
 import com.kcl.api.parseProgramArgs
 import org.junit.jupiter.api.Test
 import org.junit.jupiter.api.Assertions.assertEquals
+import java.nio.file.Paths
 
 class ParseProgramTest {
     companion object {
-        private const val TEST_FILE = "./src/test_data/parse/main.k"
+        private val TEST_FILE = Paths.get("src", "test_data", "parse", "main.k").toString()
     }
 
     @Test