diff --git a/test/models/COB/molecule_ascii.cob b/test/models/COB/molecule_ascii.cob
index 9185e741e..f4f4c783d 100644
--- a/test/models/COB/molecule_ascii.cob
+++ b/test/models/COB/molecule_ascii.cob
@@ -1170,7 +1170,7 @@ Object Mode Off 0
 Mat1 V0.08 Id 497131204 Parent 58548212 Size 00000083
 mat# 0
 shader: phong  facet: auto40
-rgb 1,1,1
+rgb 1.0,1.0,1.0
 alpha 1  ka 0  ks 0.1  exp 0  ior 1
 ShBx V0.04 Id 497131205 Parent 497131204 Size 00000605
 Shader class: color
@@ -1758,7 +1758,7 @@ Object Mode Off 0
 Mat1 V0.08 Id 497168220 Parent 57850740 Size 00000083
 mat# 0
 shader: phong  facet: auto40
-rgb 1,1,1
+rgb 1.0,1.0,1.0
 alpha 1  ka 0  ks 0.1  exp 0  ior 1
 ShBx V0.04 Id 497168221 Parent 497168220 Size 00000605
 Shader class: color
@@ -2346,7 +2346,7 @@ Object Mode Off 0
 Mat1 V0.08 Id 497153380 Parent 497235148 Size 00000083
 mat# 0
 shader: phong  facet: auto40
-rgb 1,1,1
+rgb 1.0,1.0,1.0
 alpha 1  ka 0  ks 0.1  exp 0  ior 1
 ShBx V0.04 Id 497153381 Parent 497153380 Size 00000605
 Shader class: color
diff --git a/test/models/COB/ref/README.md b/test/models/COB/ref/README.md
new file mode 100644
index 000000000..64735d57f
--- /dev/null
+++ b/test/models/COB/ref/README.md
@@ -0,0 +1,4 @@
+# COB 3D model reference images
+
+## molecule_ascii.cob
+![molecule_ascii.cob](molecule_ascii_cob.png)
diff --git a/test/models/COB/ref/molecule_ascii_cob.png b/test/models/COB/ref/molecule_ascii_cob.png
new file mode 100644
index 000000000..2852c5f28
Binary files /dev/null and b/test/models/COB/ref/molecule_ascii_cob.png differ
diff --git a/test/unit/ImportExport/utCOBImportExport.cpp b/test/unit/ImportExport/utCOBImportExport.cpp
index 705cda38d..fd29ba965 100644
--- a/test/unit/ImportExport/utCOBImportExport.cpp
+++ b/test/unit/ImportExport/utCOBImportExport.cpp
@@ -63,9 +63,7 @@ TEST(utCOBImporter, importDwarf) {
 TEST(utCOBImporter, importMoleculeASCII) {
     Assimp::Importer importer;
     const aiScene *scene = importer.ReadFile(ASSIMP_TEST_MODELS_DIR "/COB/molecule_ascii.cob", aiProcess_ValidateDataStructure);
-    // FIXME: this is wrong, it should succeed
-    // change to ASSERT_NE after it's been fixed
-    ASSERT_EQ(nullptr, scene);
+    ASSERT_NE(nullptr, scene);
 }
 
 TEST(utCOBImporter, importMolecule) {