diff --git a/valve/pbr/halflife.wad/-[BARREL]/-[BARREL].mat b/valve/pbr/halflife.wad/-[BARREL]/-[BARREL].mat
index afe88df..173984f 100644
--- a/valve/pbr/halflife.wad/-[BARREL]/-[BARREL].mat
+++ b/valve/pbr/halflife.wad/-[BARREL]/-[BARREL].mat
@@ -72,7 +72,7 @@
 //"basecolor_map" "NWBARREL.png" // TODO: replace texture 
 "basecolor_map" "/colors/white.png"
 "base_color" "0.5 0.6 0.6"
-//"normal_map" "NWBARREL_normal.png"
+"normal_map" "NWBARREL_test_normal.png"
 //"metal_map" "NWBARREL_metal.png"
 //"roughness_map" "NWBARREL_roughness.png"
 "metalness" "1"
diff --git a/valve/pbr/halflife.wad/-[BARREL]/NWBARREL_test_normal.png b/valve/pbr/halflife.wad/-[BARREL]/NWBARREL_test_normal.png
new file mode 100644
index 0000000..f45d8fa
--- /dev/null
+++ b/valve/pbr/halflife.wad/-[BARREL]/NWBARREL_test_normal.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:6d719ad2fab6c70aef75793a442a81438cf1c61b4dc25dafea2c960ac74732f3
+size 3382
diff --git a/valve/pbr/halflife.wad/-[C1A0B_DR]/-[C1A0B_DR].mat b/valve/pbr/halflife.wad/-[C1A0B_DR]/-[C1A0B_DR].mat
index 6c09dc4..ac0fb0e 100644
--- a/valve/pbr/halflife.wad/-[C1A0B_DR]/-[C1A0B_DR].mat
+++ b/valve/pbr/halflife.wad/-[C1A0B_DR]/-[C1A0B_DR].mat
@@ -58,7 +58,7 @@
 {
 "for" "C1A0B_DR4"
 //"basecolor_map" "C1A0B_DR4.png"
-//"base_color" "1.5 1.5 1.5"
+"base_color" "2.5 2.5 2.5"
 //"normal_map" "C1A0B_DR4_normal.png"
 //"metal_map" "C1A0B_DR4_metal.png"
 //"roughness_map" "C1A0B_DR4_roughness.png"
@@ -77,10 +77,10 @@
 {
 "for" "C1A0B_DR4B"
 //"basecolor_map" "C1A0B_DR4B.png"
-//"base_color" "1.5 1.5 1.5"
+"base_color" "2.5 2.5 2.5"
 //"normal_map" "C1A0B_DR4B_normal.png"
 //"metal_map" "C1A0B_DR4B_metal.png"
 //"roughness_map" "C1A0B_DR4B_roughness.png"
 "metalness" "1"
-"roughness" "0.6"
+"roughness" "0.5"
 }
diff --git a/valve/pbr/halflife.wad/halflife.mat b/valve/pbr/halflife.wad/halflife.mat
index b395cb8..f2e06f7 100644
--- a/valve/pbr/halflife.wad/halflife.mat
+++ b/valve/pbr/halflife.wad/halflife.mat
@@ -7536,6 +7536,8 @@ include "-[~LIGHT]/-[~LIGHT].mat"
 //"normal_map" "LAB1_BRD3E_normal.png"
 //"metal_map" "LAB1_BRD3E_metal.png"
 //"roughness_map" "LAB1_BRD3E_roughness.png"
+"metalness" "0.8"
+"roughness" "0.5"
 }
 
 {
@@ -12260,8 +12262,8 @@ include "-[~LIGHT]/-[~LIGHT].mat"
 //"normal_map" "TRRM_PAN1_normal.png"
 //"metal_map" "TRRM_PAN1_metal.png"
 //"roughness_map" "TRRM_PAN1_roughness.png"
-"metalness" "1"
-"roughness" "0.5"
+//"metalness" "1"
+//"roughness" "0.5"
 }
 
 {
diff --git a/valve/pbr/models/glassgibs.mdl/glassgibs.mat b/valve/pbr/models/glassgibs.mdl/glassgibs.mat
index 507b85f..6a4069d 100644
--- a/valve/pbr/models/glassgibs.mdl/glassgibs.mat
+++ b/valve/pbr/models/glassgibs.mdl/glassgibs.mat
@@ -5,4 +5,9 @@
 //"normal_map" "chome_glass_normal.png"
 //"metal_map" "chome_glass_metal.png"
 //"roughness_map" "chome_glass_roughness.png"
+// FIXME
+"basecolor_map" "/colors/white.png"
+"base_color" "1 1 1 1"
+"roughness" "0.01"
+"metalness" "1"
 }