diff --git a/pxr/usd/plugin/usdAbc/CMakeLists.txt b/pxr/usd/plugin/usdAbc/CMakeLists.txt
index 054607ae66..05a816fa77 100644
--- a/pxr/usd/plugin/usdAbc/CMakeLists.txt
+++ b/pxr/usd/plugin/usdAbc/CMakeLists.txt
@@ -70,6 +70,7 @@ pxr_test_scripts(
     testenv/testUsdAbcConversionSubdiv.py
     testenv/testUsdAbcFaceset.py
     testenv/testUsdAbcIndexedProperties.py
+    testenv/testUsdAbcIndexedGeomArb.py
     testenv/testUsdAbcInstancing.py
     testenv/testUsdAbcIsConstant.py
     testenv/testUsdAbcP_OldEncoding.py
@@ -113,6 +114,11 @@ pxr_install_test_dir(
     DEST testUsdAbcIndexedProperties
 )
 
+pxr_install_test_dir(
+        SRC testenv/testUsdAbcIndexedGeomArb
+        DEST testUsdAbcIndexedGeomArb
+)
+
 pxr_install_test_dir(
     SRC testenv/testUsdAbcInstancing
     DEST testUsdAbcInstancing
@@ -205,6 +211,15 @@ pxr_register_test(testUsdAbcIndexedProperties
         USD_ABC_TESTSUFFIX=def
 )
 
+pxr_register_test(testUsdAbcIndexedGeomArb
+        PYTHON
+        COMMAND "${CMAKE_INSTALL_PREFIX}/tests/testUsdAbcIndexedGeomArb"
+        DIFF_COMPARE good_primvars_namespace_after_fix.usda
+        EXPECTED_RETURN_CODE 0
+        ENV
+        USD_ABC_TESTSUFFIX=def
+        )
+
 pxr_register_test(testUsdAbcInstancing
     PYTHON
     COMMAND "${CMAKE_INSTALL_PREFIX}/tests/testUsdAbcInstancing"
diff --git a/pxr/usd/plugin/usdAbc/alembicReader.cpp b/pxr/usd/plugin/usdAbc/alembicReader.cpp
index 665325f3ab..418dc8140c 100644
--- a/pxr/usd/plugin/usdAbc/alembicReader.cpp
+++ b/pxr/usd/plugin/usdAbc/alembicReader.cpp
@@ -302,6 +302,9 @@ _CleanName(
         name = attempt;
     }
 
+    if (name == "vals")
+        return "";
+
     return name;
 }
 
diff --git a/pxr/usd/plugin/usdAbc/testenv/testUsdAbcIndexedGeomArb.py b/pxr/usd/plugin/usdAbc/testenv/testUsdAbcIndexedGeomArb.py
new file mode 100644
index 0000000000..86493b69e4
--- /dev/null
+++ b/pxr/usd/plugin/usdAbc/testenv/testUsdAbcIndexedGeomArb.py
@@ -0,0 +1,38 @@
+#!/pxrpythonsubst
+#
+# Copyright 2017 Pixar
+#
+# Licensed under the Apache License, Version 2.0 (the "Apache License")
+# with the following modification; you may not use this file except in
+# compliance with the Apache License and the following modification to it:
+# Section 6. Trademarks. is deleted and replaced with:
+#
+# 6. Trademarks. This License does not grant permission to use the trade
+#    names, trademarks, service marks, or product names of the Licensor
+#    and its affiliates, except as required to comply with Section 4(c) of
+#    the License and to reproduce the content of the NOTICE file.
+#
+# You may obtain a copy of the Apache License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the Apache License with the above modification is
+# distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied. See the Apache License for the specific
+# language governing permissions and limitations under the Apache License.
+
+import unittest, os, sys
+
+class TestUsdAbcIndexedGeomArb(unittest.TestCase):
+    def test_IndexedGeomArb(self):
+        name = "hasColorSet.abc"
+        abcFile = os.path.join("testUsdAbcIndexedGeomArb", name)
+        cmd = 'usdcat'
+        if sys.platform.startswith('win'):
+            cmd = 'usdcat.exe'
+            
+        os.system("%s %s" % (cmd, abcFile))
+
+if __name__ == "__main__":
+    unittest.main()
diff --git a/pxr/usd/plugin/usdAbc/testenv/testUsdAbcIndexedGeomArb/good_primvars_namespace_after_fix.usda b/pxr/usd/plugin/usdAbc/testenv/testUsdAbcIndexedGeomArb/good_primvars_namespace_after_fix.usda
new file mode 100644
index 0000000000..7f26bf3b74
--- /dev/null
+++ b/pxr/usd/plugin/usdAbc/testenv/testUsdAbcIndexedGeomArb/good_primvars_namespace_after_fix.usda
@@ -0,0 +1,227 @@
+#usda 1.0
+(
+    defaultPrim = "hasColorSet"
+    doc = "Exported from: /home/belal/maya/projects/default/untitled"
+    endTimeCode = 0
+    startTimeCode = 0
+    upAxis = "Y"
+)
+
+def Mesh "hasColorSet"
+{
+    float3[] extent.timeSamples = {
+        0: [(-0.5, -0.5, -0.5), (0.5, 0.5, 0.5)],
+    }
+    int[] faceVertexCounts.timeSamples = {
+        0: [4, 4, 4, 4, 4, 4],
+    }
+    int[] faceVertexIndices.timeSamples = {
+        0: [2, 3, 1, 0, 4, 5, 3, 2, 6, 7, 5, 4, 0, 1, 7, 6, 3, 5, 7, 1, 4, 2, 0, 6],
+    }
+    normal3f[] normals (
+        interpolation = "faceVarying"
+    )
+    normal3f[] normals.timeSamples = {
+        0: [(0, 0, 1), (0, 0, 1), (0, 0, 1), (0, 0, 1), (0, 1, 0), (0, 1, 0), (0, 1, 0), (0, 1, 0), (0, 0, -1), (0, 0, -1), (0, 0, -1), (0, 0, -1), (0, -1, 0), (0, -1, 0), (0, -1, 0), (0, -1, 0), (1, 0, 0), (1, 0, 0), (1, 0, 0), (1, 0, 0), (-1, 0, 0), (-1, 0, 0), (-1, 0, 0), (-1, 0, 0)],
+    }
+    uniform token orientation = "leftHanded"
+    point3f[] points (
+        interpolation = "vertex"
+    )
+    point3f[] points.timeSamples = {
+        0: [(-0.5, -0.5, 0.5), (0.5, -0.5, 0.5), (-0.5, 0.5, 0.5), (0.5, 0.5, 0.5), (-0.5, 0.5, -0.5), (0.5, 0.5, -0.5), (-0.5, -0.5, -0.5), (0.5, -0.5, -0.5)],
+    }
+    custom color3f[] primvars:colorSet (
+        interpolation = "faceVarying"
+    )
+    color3f[] primvars:colorSet.timeSamples = {
+        0: [(1, 1, 1)],
+    }
+    custom uint[] primvars:colorSet:indices
+    uint[] primvars:colorSet:indices.timeSamples = {
+        0: [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+    }
+    custom int[] primvars:rman_subdivFacevaryingInterp
+    int[] primvars:rman_subdivFacevaryingInterp.timeSamples = {
+        0: [3],
+    }
+    custom int[] primvars:rman_subdivInterp
+    int[] primvars:rman_subdivInterp.timeSamples = {
+        0: [1],
+    }
+    custom int[] primvars:rman_subdivScheme
+    int[] primvars:rman_subdivScheme.timeSamples = {
+        0: [0],
+    }
+    texCoord2f[] primvars:st (
+        interpolation = "faceVarying"
+    )
+    texCoord2f[] primvars:st.timeSamples = {
+        0: [(0.375, 0), (0.625, 0), (0.375, 0.25), (0.625, 0.25), (0.375, 0.5), (0.625, 0.5), (0.375, 0.75), (0.625, 0.75), (0.375, 1), (0.625, 1), (0.875, 0), (0.875, 0.25), (0.125, 0), (0.125, 0.25)],
+    }
+    int[] primvars:st:indices (
+        interpolation = "faceVarying"
+    )
+    int[] primvars:st:indices.timeSamples = {
+        0: [2, 3, 1, 0, 4, 5, 3, 2, 6, 7, 5, 4, 8, 9, 7, 6, 3, 11, 10, 1, 13, 2, 0, 12],
+    }
+    custom color3f[] primvars:vary
+    color3f[] primvars:vary.timeSamples = {
+        0: [(0.6061388, 0.80782884, 0.73636574)],
+    }
+    uniform token subdivisionScheme = "none"
+    custom string userProperties:ast
+    string userProperties:ast.timeSamples = {
+        0: "usdAttr",
+    }
+    custom vector3d userProperties:astPos
+    vector3d userProperties:astPos.timeSamples = {
+        0: (-0.291868483303249, 0.04075033237193182, 0),
+    }
+    custom string userProperties:born
+    string userProperties:born.timeSamples = {
+        0: "TASK00016161",
+    }
+    custom string userProperties:category
+    string userProperties:category.timeSamples = {
+        0: "props",
+    }
+    custom string userProperties:context
+    string userProperties:context.timeSamples = {
+        0: "model",
+    }
+    custom string userProperties:mat
+    string userProperties:mat.timeSamples = {
+        0: "",
+    }
+    custom string userProperties:name
+    string userProperties:name.timeSamples = {
+        0: "hasColorSet",
+    }
+    custom string userProperties:phz
+    string userProperties:phz.timeSamples = {
+        0: "TASK00016161.usdAttr.model.v001",
+    }
+    custom string userProperties:shd
+    string userProperties:shd.timeSamples = {
+        0: "",
+    }
+    custom string userProperties:version
+    string userProperties:version.timeSamples = {
+        0: "001",
+    }
+    matrix4d xformOp:transform.timeSamples = {
+        0: ( (4.13739892044428, 0, 0, 0), (0, 4.13739892044428, 0, 0), (0, 0, 4.13739892044428, 0), (3.0579145030432717, 2.109449792594072, 0, 1) ),
+    }
+    uniform token[] xformOpOrder = ["xformOp:transform"]
+}
+
+def Mesh "hasColorSetCalledVals"
+{
+    float3[] extent.timeSamples = {
+        0: [(-0.5, -0.5, -0.5), (0.5, 0.5, 0.5)],
+    }
+    int[] faceVertexCounts.timeSamples = {
+        0: [4, 4, 4, 4, 4, 4],
+    }
+    int[] faceVertexIndices.timeSamples = {
+        0: [2, 3, 1, 0, 4, 5, 3, 2, 6, 7, 5, 4, 0, 1, 7, 6, 3, 5, 7, 1, 4, 2, 0, 6],
+    }
+    normal3f[] normals (
+        interpolation = "faceVarying"
+    )
+    normal3f[] normals.timeSamples = {
+        0: [(0, 0, 1), (0, 0, 1), (0, 0, 1), (0, 0, 1), (0, 1, 0), (0, 1, 0), (0, 1, 0), (0, 1, 0), (0, 0, -1), (0, 0, -1), (0, 0, -1), (0, 0, -1), (0, -1, 0), (0, -1, 0), (0, -1, 0), (0, -1, 0), (1, 0, 0), (1, 0, 0), (1, 0, 0), (1, 0, 0), (-1, 0, 0), (-1, 0, 0), (-1, 0, 0), (-1, 0, 0)],
+    }
+    uniform token orientation = "leftHanded"
+    point3f[] points (
+        interpolation = "vertex"
+    )
+    point3f[] points.timeSamples = {
+        0: [(-0.5, -0.5, 0.5), (0.5, -0.5, 0.5), (-0.5, 0.5, 0.5), (0.5, 0.5, 0.5), (-0.5, 0.5, -0.5), (0.5, 0.5, -0.5), (-0.5, -0.5, -0.5), (0.5, -0.5, -0.5)],
+    }
+    custom int[] primvars:rman_subdivFacevaryingInterp
+    int[] primvars:rman_subdivFacevaryingInterp.timeSamples = {
+        0: [3],
+    }
+    custom int[] primvars:rman_subdivInterp
+    int[] primvars:rman_subdivInterp.timeSamples = {
+        0: [1],
+    }
+    custom int[] primvars:rman_subdivScheme
+    int[] primvars:rman_subdivScheme.timeSamples = {
+        0: [0],
+    }
+    texCoord2f[] primvars:st (
+        interpolation = "faceVarying"
+    )
+    texCoord2f[] primvars:st.timeSamples = {
+        0: [(0.375, 0), (0.625, 0), (0.375, 0.25), (0.625, 0.25), (0.375, 0.5), (0.625, 0.5), (0.375, 0.75), (0.625, 0.75), (0.375, 1), (0.625, 1), (0.875, 0), (0.875, 0.25), (0.125, 0), (0.125, 0.25)],
+    }
+    int[] primvars:st:indices (
+        interpolation = "faceVarying"
+    )
+    int[] primvars:st:indices.timeSamples = {
+        0: [2, 3, 1, 0, 4, 5, 3, 2, 6, 7, 5, 4, 8, 9, 7, 6, 3, 11, 10, 1, 13, 2, 0, 12],
+    }
+    custom color3f[] primvars:vals (
+        interpolation = "faceVarying"
+    )
+    color3f[] primvars:vals.timeSamples = {
+        0: [(1, 1, 1)],
+    }
+    custom uint[] primvars:vals:indices
+    uint[] primvars:vals:indices.timeSamples = {
+        0: [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+    }
+    custom color3f[] primvars:vary
+    color3f[] primvars:vary.timeSamples = {
+        0: [(0.07901141, 0.01605987, 0.87536705)],
+    }
+    uniform token subdivisionScheme = "none"
+    custom string userProperties:ast
+    string userProperties:ast.timeSamples = {
+        0: "usdAttr",
+    }
+    custom vector3d userProperties:astPos
+    vector3d userProperties:astPos.timeSamples = {
+        0: (-0.291868483303249, 0.04075033237193182, 0),
+    }
+    custom string userProperties:born
+    string userProperties:born.timeSamples = {
+        0: "TASK00016161",
+    }
+    custom string userProperties:category
+    string userProperties:category.timeSamples = {
+        0: "props",
+    }
+    custom string userProperties:context
+    string userProperties:context.timeSamples = {
+        0: "model",
+    }
+    custom string userProperties:mat
+    string userProperties:mat.timeSamples = {
+        0: "",
+    }
+    custom string userProperties:name
+    string userProperties:name.timeSamples = {
+        0: "hasColorSetCalledVals",
+    }
+    custom string userProperties:phz
+    string userProperties:phz.timeSamples = {
+        0: "TASK00016161.usdAttr.model.v001",
+    }
+    custom string userProperties:shd
+    string userProperties:shd.timeSamples = {
+        0: "",
+    }
+    custom string userProperties:version
+    string userProperties:version.timeSamples = {
+        0: "001",
+    }
+    matrix4d xformOp:transform.timeSamples = {
+        0: ( (4.13739892044428, 0, 0, 0), (0, 4.13739892044428, 0, 0), (0, 0, 4.13739892044428, 0), (-3.641651469649769, 2.109449792594072, 0, 1) ),
+    }
+    uniform token[] xformOpOrder = ["xformOp:transform"]
+}
+
diff --git a/pxr/usd/plugin/usdAbc/testenv/testUsdAbcIndexedGeomArb/hasColorSet.abc b/pxr/usd/plugin/usdAbc/testenv/testUsdAbcIndexedGeomArb/hasColorSet.abc
new file mode 100755
index 0000000000..2655b5d549
Binary files /dev/null and b/pxr/usd/plugin/usdAbc/testenv/testUsdAbcIndexedGeomArb/hasColorSet.abc differ