diff --git a/language/java/language.go b/language/java/language.go
index b7da4895..5274a75d 100644
--- a/language/java/language.go
+++ b/language/java/language.go
@@ -73,8 +73,8 @@ func (l *Language) ImportPath(projectRootPath string, filePath string) (importPa
 
 // TestFilePath returns the file path of a test file given the corresponding file path of the test's source file.
 func (l *Language) TestFilePath(projectRootPath string, filePath string) (testFilePath string) {
-	if l := strings.LastIndex(filePath, "src/main/java"); l != -1 {
-		t := "src/test/java"
+	if l := strings.LastIndex(filePath, filepath.Join("src", "main", "java")); l != -1 {
+		t := filepath.Join("src", "test", "java")
 		filePath = filePath[:l] + t + filePath[l+len(t):]
 	}
 
diff --git a/language/java/language_test.go b/language/java/language_test.go
index f94b54ec..b4b91fec 100644
--- a/language/java/language_test.go
+++ b/language/java/language_test.go
@@ -115,9 +115,9 @@ func TestLanguageTestFilePath(t *testing.T) {
 	validate(t, &testCase{
 		Name: "Source file",
 
-		FilePath: "src/main/java/com/eval/Plain.java",
+		FilePath: filepath.Join("src", "main", "java", "com", "eval", "Plain.java"),
 
-		ExpectedTestFilePath: "src/test/java/com/eval/PlainTest.java",
+		ExpectedTestFilePath: filepath.Join("src", "test", "java", "com", "eval", "PlainTest.java"),
 	})
 }