--- a/demos/cube.c
+++ b/demos/cube.c
@@ -129,7 +129,7 @@
     int32_t tex_width, tex_height;
 };
 
-static char *tex_files[] = {"lunarg.ppm"};
+static char *tex_files[] = {"/usr/share/vulkan/cube.ppm"};
 
 static int validation_error = 0;
 
@@ -1536,7 +1536,7 @@
     void *vertShaderCode;
     size_t size;
 
-    vertShaderCode = demo_read_spv("cube-vert.spv", &size);
+    vertShaderCode = demo_read_spv("/usr/share/vulkan/cube-vert.spv", &size);
 
     demo->vert_shader_module =
         demo_prepare_shader_module(demo, vertShaderCode, size);
@@ -1561,7 +1561,7 @@
     void *fragShaderCode;
     size_t size;
 
-    fragShaderCode = demo_read_spv("cube-frag.spv", &size);
+    fragShaderCode = demo_read_spv("/usr/share/vulkan/cube-frag.spv", &size);
 
     demo->frag_shader_module =
         demo_prepare_shader_module(demo, fragShaderCode, size);

--- a/demos/tri.c
+++ b/demos/tri.c
@@ -1302,7 +1302,7 @@
     void *vertShaderCode;
     size_t size = 0;
 
-    vertShaderCode = demo_read_spv("tri-vert.spv", &size);
+    vertShaderCode = demo_read_spv("/usr/share/vulkan/tri-vert.spv", &size);
 
     demo->vert_shader_module =
         demo_prepare_shader_module(demo, vertShaderCode, size);
@@ -1327,7 +1327,7 @@
     void *fragShaderCode;
     size_t size;
 
-    fragShaderCode = demo_read_spv("tri-frag.spv", &size);
+    fragShaderCode = demo_read_spv("/usr/share/vulkan/tri-frag.spv", &size);
 
     demo->frag_shader_module =
         demo_prepare_shader_module(demo, fragShaderCode, size);