diff --git a/devtools/maven/src/main/java/io/quarkus/maven/DevMojo.java b/devtools/maven/src/main/java/io/quarkus/maven/DevMojo.java
index abeab532960d6..c015ef36958b4 100644
--- a/devtools/maven/src/main/java/io/quarkus/maven/DevMojo.java
+++ b/devtools/maven/src/main/java/io/quarkus/maven/DevMojo.java
@@ -653,22 +653,13 @@ private void addProject(MavenDevModeLauncher.Builder builder, LocalProject local
         if (mavenProject == null) {
             projectDirectory = localProject.getDir().toAbsolutePath().toString();
             Path sourcePath = localProject.getSourcesSourcesDir().toAbsolutePath();
-            if (Files.isDirectory(sourcePath)) {
-                sourcePaths = Collections.singleton(sourcePath);
-            } else {
-                sourcePaths = Collections.emptySet();
-            }
+            sourcePaths = Collections.singleton(sourcePath);
             Path testSourcePath = localProject.getTestSourcesSourcesDir().toAbsolutePath();
-            if (Files.isDirectory(testSourcePath)) {
-                testSourcePaths = Collections.singleton(testSourcePath);
-            } else {
-                testSourcePaths = Collections.emptySet();
-            }
+            testSourcePaths = Collections.singleton(testSourcePath);
         } else {
             projectDirectory = mavenProject.getBasedir().getPath();
             sourcePaths = mavenProject.getCompileSourceRoots().stream()
                     .map(Paths::get)
-                    .filter(Files::isDirectory)
                     .map(Path::toAbsolutePath)
                     .collect(Collectors.toCollection(LinkedHashSet::new));
             testSourcePaths = mavenProject.getTestCompileSourceRoots().stream()
diff --git a/integration-tests/maven/src/test/java/io/quarkus/maven/it/DevMojoIT.java b/integration-tests/maven/src/test/java/io/quarkus/maven/it/DevMojoIT.java
index 475a22423adb3..22e5190d88f32 100644
--- a/integration-tests/maven/src/test/java/io/quarkus/maven/it/DevMojoIT.java
+++ b/integration-tests/maven/src/test/java/io/quarkus/maven/it/DevMojoIT.java
@@ -275,6 +275,37 @@ public void testThatTheApplicationIsReloadedOnJavaChange() throws MavenInvocatio
                 .atMost(1, TimeUnit.MINUTES).until(() -> DevModeTestUtils.getHttpResponse("/app/hello").contains("carambar"));
     }
 
+    @Test
+    public void testThatNonExistentSrcDirCanBeAdded() throws MavenInvocationException, IOException {
+        testDir = initProject("projects/classic", "projects/project-classic-run-java-change");
+
+        File sourceDir = new File(testDir, "src/main/java");
+        File sourceDirMoved = new File(testDir, "src/main/java-moved");
+        if (!sourceDir.renameTo(sourceDirMoved)) {
+            Assertions.fail("move failed");
+        }
+        //we need this to make run and check work
+        File hello = new File(testDir, "src/main/resources/META-INF/resources/app/hello");
+        hello.getParentFile().mkdir();
+        try (var o = new FileOutputStream(hello)) {
+            o.write("hello".getBytes(StandardCharsets.UTF_8));
+        }
+
+        runAndCheck();
+        hello.delete();
+        if (!DevModeTestUtils.getHttpResponse("/app/hello", 404)) {
+            Assertions.fail("expected resource to be deleted");
+        }
+        if (!sourceDirMoved.renameTo(sourceDir)) {
+            Assertions.fail("move failed");
+        }
+
+        // Wait until we get "hello"
+        await()
+                .pollDelay(100, TimeUnit.MILLISECONDS)
+                .atMost(1, TimeUnit.MINUTES).until(() -> DevModeTestUtils.getHttpResponse("/app/hello").contains("hello"));
+    }
+
     @Test
     public void testThatInstrumentationBasedReloadWorks() throws MavenInvocationException, IOException {
         testDir = initProject("projects/classic-inst", "projects/project-intrumentation-reload");