diff --git a/src/ObjLoading/Game/IW4/AssetLoaders/AssetLoaderMaterial.cpp b/src/ObjLoading/Game/IW4/AssetLoaders/AssetLoaderMaterial.cpp
index a2d9de3e..e26f623b 100644
--- a/src/ObjLoading/Game/IW4/AssetLoaders/AssetLoaderMaterial.cpp
+++ b/src/ObjLoading/Game/IW4/AssetLoaders/AssetLoaderMaterial.cpp
@@ -412,6 +412,8 @@ namespace IW4
                 SetAlphaTest(AlphaTest_e::ALWAYS);
             else if (alphaTest == GDT_ALPHA_TEST_GE128)
                 SetAlphaTest(AlphaTest_e::GE128);
+            else if (alphaTest == GDT_ALPHA_TEST_GT0) // TODO: This is not available for IW3
+                SetAlphaTest(AlphaTest_e::GT0);
             else
             {
                 std::ostringstream ss;
diff --git a/src/ObjWriting/Game/IW4/AssetDumpers/AssetDumperMaterial.cpp b/src/ObjWriting/Game/IW4/AssetDumpers/AssetDumperMaterial.cpp
index 9ec38c23..bcd74c69 100644
--- a/src/ObjWriting/Game/IW4/AssetDumpers/AssetDumperMaterial.cpp
+++ b/src/ObjWriting/Game/IW4/AssetDumpers/AssetDumperMaterial.cpp
@@ -1033,11 +1033,11 @@ namespace IW4
             {
                 if (stateBits.loadBits[0] & GFXS0_ATEST_DISABLE)
                     m_state_bits_info.m_alpha_test = AlphaTest_e::ALWAYS;
-                else if (stateBits.loadBits[0] & GFXS0_ATEST_GE_128)
+                else if ((stateBits.loadBits[0] & GFXS0_ATEST_MASK) == GFXS0_ATEST_GE_128)
                     m_state_bits_info.m_alpha_test = AlphaTest_e::GE128;
-                else if (stateBits.loadBits[0] & GFXS0_ATEST_GT_0)
+                else if ((stateBits.loadBits[0] & GFXS0_ATEST_MASK) == GFXS0_ATEST_GT_0)
                     m_state_bits_info.m_alpha_test = AlphaTest_e::GT0;
-                else if (stateBits.loadBits[0] & GFXS0_ATEST_LT_128)
+                else if ((stateBits.loadBits[0] & GFXS0_ATEST_MASK) == GFXS0_ATEST_LT_128)
                     m_state_bits_info.m_alpha_test = AlphaTest_e::LT128;
                 else
                     assert(false);