diff --git a/org.hl7.fhir.utilities/src/test/java/org/hl7/fhir/utilities/npm/LockfileTestProcessUtility.java b/org.hl7.fhir.utilities/src/test/java/org/hl7/fhir/utilities/npm/LockfileTestProcessUtility.java
index 0e8f3f73d..76792c5fb 100644
--- a/org.hl7.fhir.utilities/src/test/java/org/hl7/fhir/utilities/npm/LockfileTestProcessUtility.java
+++ b/org.hl7.fhir.utilities/src/test/java/org/hl7/fhir/utilities/npm/LockfileTestProcessUtility.java
@@ -62,7 +62,7 @@ public class LockfileTestProcessUtility {
    */
   public static Thread lockWaitAndDeleteInNewProcess(String path, String lockFileName, int seconds)  {
     Thread t = new Thread(() -> {
-      ProcessBuilder processBuilder = new ProcessBuilder("java", "-cp", "target/test-classes:.", LockfileTestProcessUtility.class.getName(), path, lockFileName, Integer.toString(seconds));
+      ProcessBuilder processBuilder = new ProcessBuilder("java", "-cp", "target/test-classes", LockfileTestProcessUtility.class.getName(), path, lockFileName, Integer.toString(seconds));
       try {
         Process process = processBuilder.start();
         process.getErrorStream().transferTo(System.err);
diff --git a/org.hl7.fhir.utilities/src/test/java/org/hl7/fhir/utilities/npm/LockfileTestUtility.java b/org.hl7.fhir.utilities/src/test/java/org/hl7/fhir/utilities/npm/LockfileTestUtility.java
index bd2c2c4e4..e7badf2f0 100644
--- a/org.hl7.fhir.utilities/src/test/java/org/hl7/fhir/utilities/npm/LockfileTestUtility.java
+++ b/org.hl7.fhir.utilities/src/test/java/org/hl7/fhir/utilities/npm/LockfileTestUtility.java
@@ -66,6 +66,11 @@ public class LockfileTestUtility {
       if (!success) {
         throw new TimeoutException("Timed out waiting for lock file creation: " + lockFileName);
       }
+      // TODO This is a workaround for an edge condition that shows up with testing, where the lock is not reflected in
+      //  the file system immediately. It is unlikely to appear in production environments, but should it occur, it will
+      //  result in a lock file being erroneously reported as not having an owning process, and will cause a package to
+      //  fail to be loaded from that cache until the lock is cleaned up by cache initialization.
+      Thread.sleep(100);
 
   }