diff --git a/util/src/main/java/org/creekservice/api/test/util/coverage/CodeCoverage.java b/util/src/main/java/org/creekservice/api/test/util/coverage/CodeCoverage.java
index 6f33f2c..47dbc32 100644
--- a/util/src/main/java/org/creekservice/api/test/util/coverage/CodeCoverage.java
+++ b/util/src/main/java/org/creekservice/api/test/util/coverage/CodeCoverage.java
@@ -21,7 +21,6 @@
 import java.lang.management.RuntimeMXBean;
 import java.nio.file.Path;
 import java.util.Optional;
-import java.util.regex.Pattern;
 
 /** Util class for capturing code coverage specific JVM arguments. */
 @SuppressWarnings("OptionalUsedAsFieldOrParameterType")
@@ -70,8 +69,7 @@ static Optional<String> codeCoverageCmdLineArg(
                                 found.map(
                                         arg ->
                                                 arg.replaceAll(
-                                                        "([:=])build"
-                                                                + Pattern.quote(File.separator),
+                                                        "([:=])build[/\\\\]",
                                                         "$1"
                                                                 + dir.toAbsolutePath()
                                                                 + File.separator)))