diff --git a/kie-ci/src/main/java/org/kie/scanner/KieInJarModuleMetaDataImpl.java b/kie-ci/src/main/java/org/kie/scanner/KieInJarModuleMetaDataImpl.java
index e76912496e1..df06685be50 100644
--- a/kie-ci/src/main/java/org/kie/scanner/KieInJarModuleMetaDataImpl.java
+++ b/kie-ci/src/main/java/org/kie/scanner/KieInJarModuleMetaDataImpl.java
@@ -136,7 +136,11 @@ private Class<?> getClass(String name) throws ClassNotFoundException {
 
         private byte[] loadClassData(String name) throws IOException {
             for (URL url : urls) {
-                URL tryUrl = new URL(url.toString() + "!/" + name);
+                if (url == null) {
+                    continue;
+                }
+                String prefix = "file".equals(url.getProtocol()) ? "jar:" : "";
+                URL tryUrl = new URL(prefix + url.toString() + "!/" + name);
                 try (InputStream stream = tryUrl.openStream()) {
                     if (stream == null) {
                         continue;
diff --git a/kie-ci/src/test/java/org/kie/scanner/KieModuleMetaDataTest.java b/kie-ci/src/test/java/org/kie/scanner/KieModuleMetaDataTest.java
index 024913c918e..383380586b2 100644
--- a/kie-ci/src/test/java/org/kie/scanner/KieModuleMetaDataTest.java
+++ b/kie-ci/src/test/java/org/kie/scanner/KieModuleMetaDataTest.java
@@ -375,4 +375,11 @@ public void testKieMavenPluginEmptyProject() {
         }
     }
 
+    @Test
+    public void loadClassInJarKieModuleMetaData() {
+        ReleaseId releaseId = KieServices.Factory.get().newReleaseId("org.drools", "knowledge-api", "5.5.0.Final");
+        KieModuleMetaData kieModuleMetaData = KieModuleMetaData.Factory.newInJarKieModuleMetaData(releaseId, DependencyFilter.COMPILE_FILTER);
+        Class<?> sessionClockClass = kieModuleMetaData.getClass("org.drools.time", "SessionClock");
+        assertThat(sessionClockClass).isNotNull();
+    }
 }