diff --git a/src/api/l_graphics.c b/src/api/l_graphics.c
index 0fb52a16..89f1af6f 100644
--- a/src/api/l_graphics.c
+++ b/src/api/l_graphics.c
@@ -132,6 +132,7 @@ StringEntry lovrMaterialColor[] = {
 StringEntry lovrMaterialScalar[] = {
   [SCALAR_METALNESS] = ENTRY("metalness"),
   [SCALAR_ROUGHNESS] = ENTRY("roughness"),
+  [SCALAR_ALPHA_CUTOFF] = ENTRY("alphacutoff"),
   { 0 }
 };
 
diff --git a/src/modules/data/modelData.h b/src/modules/data/modelData.h
index 778f0bec..c58ff547 100644
--- a/src/modules/data/modelData.h
+++ b/src/modules/data/modelData.h
@@ -58,6 +58,7 @@ typedef struct {
 typedef enum {
   SCALAR_METALNESS,
   SCALAR_ROUGHNESS,
+  SCALAR_ALPHA_CUTOFF,
   MAX_MATERIAL_SCALARS
 } MaterialScalar;
 
diff --git a/src/modules/data/modelData_gltf.c b/src/modules/data/modelData_gltf.c
index 2906cf32..a80012d3 100644
--- a/src/modules/data/modelData_gltf.c
+++ b/src/modules/data/modelData_gltf.c
@@ -688,6 +688,7 @@ ModelData* lovrModelDataInitGltf(ModelData* model, Blob* source, ModelDataIO* io
     for (int i = (token++)->size; i > 0; i--, material++) {
       material->scalars[SCALAR_METALNESS] = 1.f;
       material->scalars[SCALAR_ROUGHNESS] = 1.f;
+      material->scalars[SCALAR_ALPHA_CUTOFF] = 0.f;
       material->colors[COLOR_DIFFUSE] = (Color) { 1.f, 1.f, 1.f, 1.f };
       material->colors[COLOR_EMISSIVE] = (Color) { 0.f, 0.f, 0.f, 0.f };
       memset(material->images, 0xff, MAX_MATERIAL_TEXTURES * sizeof(uint32_t));
@@ -729,6 +730,8 @@ ModelData* lovrModelDataInitGltf(ModelData* model, Blob* source, ModelDataIO* io
           material->colors[COLOR_EMISSIVE].r = NOM_FLOAT(json, token);
           material->colors[COLOR_EMISSIVE].g = NOM_FLOAT(json, token);
           material->colors[COLOR_EMISSIVE].b = NOM_FLOAT(json, token);
+        } else if (STR_EQ(key, "alphaCutoff")) {
+          material->scalars[SCALAR_ALPHA_CUTOFF] = NOM_FLOAT(json, token);
         } else if (STR_EQ(key, "name")) {
           gltfString name = NOM_STR(json, token);
           map_set(&model->materialMap, hash64(name.data, name.length), model->materialCount - i);
diff --git a/src/modules/graphics/material.c b/src/modules/graphics/material.c
index 439f7938..3bab4239 100644
--- a/src/modules/graphics/material.c
+++ b/src/modules/graphics/material.c
@@ -21,7 +21,7 @@ Material* lovrMaterialCreate() {
   material->ref = 1;
 
   for (int i = 0; i < MAX_MATERIAL_SCALARS; i++) {
-    material->scalars[i] = 1.f;
+    material->scalars[i] = i == SCALAR_ALPHA_CUTOFF ? 0.f : 1.f;
   }
 
   for (int i = 0; i < MAX_MATERIAL_COLORS; i++) {
diff --git a/src/resources/shaders.c b/src/resources/shaders.c
index 12cadfca..2b332971 100644
--- a/src/resources/shaders.c
+++ b/src/resources/shaders.c
@@ -87,6 +87,7 @@ const char* lovrShaderFragmentPrefix = ""
 "out vec4 lovrCanvas[gl_MaxDrawBuffers]; \n"
 "uniform float lovrMetalness; \n"
 "uniform float lovrRoughness; \n"
+"uniform float lovrAlphaCutoff; \n"
 "uniform vec4 lovrDiffuseColor; \n"
 "uniform vec4 lovrEmissiveColor; \n"
 "uniform sampler2D lovrDiffuseTexture; \n"
@@ -124,7 +125,7 @@ const char* lovrShaderFragmentSuffix = ""
 "#else \n"
 "  lovrCanvas[0] = color(lovrGraphicsColor, lovrDiffuseTexture, lovrTexCoord); \n"
 "#ifdef FLAG_alphaCutoff \n"
-"  if (lovrCanvas[0].a < FLAG_alphaCutoff) { \n"
+"  if (lovrCanvas[0].a < lovrAlphaCutoff) { \n"
 "    discard; \n"
 "  } \n"
 "#endif \n"
@@ -372,7 +373,8 @@ const char* lovrFillVertexShader = ""
 
 const char* lovrShaderScalarUniforms[] = {
   "lovrMetalness",
-  "lovrRoughness"
+  "lovrRoughness",
+  "lovrAlphaCutoff"
 };
 
 const char* lovrShaderColorUniforms[] = {