diff --git a/ApplicationLibCode/UnitTests/RifSurfaceImporter-Test.cpp b/ApplicationLibCode/UnitTests/RifSurfaceImporter-Test.cpp
index 27b823d7f0..5b23f12d26 100644
--- a/ApplicationLibCode/UnitTests/RifSurfaceImporter-Test.cpp
+++ b/ApplicationLibCode/UnitTests/RifSurfaceImporter-Test.cpp
@@ -233,6 +233,34 @@ TEST( RifSurfaceImporter, ReadTinyOpenWorksXyzFile )
     }
 }
 
+TEST( RifSurfaceImporter, ReadTinyOpenWorksXyzFileTabs )
+{
+    QDir baseFolder( TEST_DATA_DIR );
+
+    QString filename( "RifSurfaceImporter/tiny-test-tabs.dat" );
+    QString filePath = baseFolder.absoluteFilePath( filename );
+    EXPECT_TRUE( QFile::exists( filePath ) );
+
+    auto surface = RifSurfaceImporter::readOpenWorksXyzFile( filePath, 0.1 );
+
+    auto vertices = surface.first;
+    auto indices  = surface.second;
+
+    EXPECT_EQ( (size_t)15, vertices.size() );
+    EXPECT_EQ( (size_t)24, indices.size() );
+
+    if ( !indices.empty() )
+    {
+        EXPECT_EQ( (size_t)0, indices.front() );
+        EXPECT_EQ( (size_t)11, indices.back() );
+
+        for ( size_t i = 0; i < indices.size(); i++ )
+        {
+            EXPECT_TRUE( indices[i] != ( (unsigned)-1 ) );
+        }
+    }
+}
+
 TEST( RifSurfaceImporter, ReadLargeOpenWorksXyzFile )
 {
     QDir baseFolder( TEST_DATA_DIR );
diff --git a/ApplicationLibCode/UnitTests/TestData/RifSurfaceImporter/tiny-test-tabs.dat b/ApplicationLibCode/UnitTests/TestData/RifSurfaceImporter/tiny-test-tabs.dat
new file mode 100644
index 0000000000..2c81fb86d0
--- /dev/null
+++ b/ApplicationLibCode/UnitTests/TestData/RifSurfaceImporter/tiny-test-tabs.dat
@@ -0,0 +1,15 @@
+0	0	0
+0	1	0
+0	2	0
+0	4	0
+2	0	0
+2	1	0
+2	2	0
+2	3	0
+4	1	0
+4	2	0
+6	-2	0
+6	1	0
+6	2	0
+8	3	0
+8	5	0
\ No newline at end of file