diff --git a/game/assets/assets.odin b/game/assets/assets.odin
index 5840084..0ca2e8d 100644
--- a/game/assets/assets.odin
+++ b/game/assets/assets.odin
@@ -7,12 +7,12 @@ import "core:io"
 import "core:log"
 import "core:math"
 import lg "core:math/linalg"
-import "core:os/os2"
 import "core:strconv"
 import "game:debug"
 import "game:halfedge"
 import "game:physics/bvh"
 import "game:physics/collision"
+import "libs:physfs"
 import "libs:tracy"
 import rl "vendor:raylib"
 import "vendor:raylib/rlgl"
@@ -188,9 +188,9 @@ get_bvh :: proc(assetman: ^Asset_Manager, path: cstring) -> Loaded_BVH {
 // TODO: cache result
 // Reads a two column comma separated csv file as a curve
 get_curve_2d :: proc(assetman: ^Asset_Manager, path: string) -> (curve: Loaded_Curve_2D) {
-	data, err := os2.read_entire_file_from_path(path, context.temp_allocator)
+	data, err := physfs.read_entire_file(path, context.temp_allocator)
 	if err != nil {
-		log.errorf("Failed to read curve: %s", path)
+		log.errorf("Failed to read curve: %s, %v", path, err)
 		return
 	}
 
@@ -250,7 +250,7 @@ get_curve_2d :: proc(assetman: ^Asset_Manager, path: string) -> (curve: Loaded_C
 }
 
 get_convex :: proc(assetman: ^Asset_Manager, path: cstring) -> (result: Loaded_Convex) {
-	bytes, err := os2.read_entire_file(string(path), context.temp_allocator)
+	bytes, err := physfs.read_entire_file(string(path), context.temp_allocator)
 	if err != nil {
 		log.errorf("error reading file %v %s", err)
 		return
diff --git a/libs/physfs/helpers.odin b/libs/physfs/helpers.odin
new file mode 100644
index 0000000..5746ceb
--- /dev/null
+++ b/libs/physfs/helpers.odin
@@ -0,0 +1,36 @@
+package physfs
+
+import "core:strings"
+
+read_entire_file :: proc(
+	path: string,
+	allocator := context.allocator,
+) -> (
+	data: []byte,
+	err: ErrorCode,
+) {
+	pathc := strings.clone_to_cstring(path, context.temp_allocator)
+	file := openRead(pathc)
+	if file == nil {
+		return nil, getLastErrorCode()
+	}
+	defer close(file)
+
+	size := fileLength(file)
+	if size == -1 {
+		return nil, getLastErrorCode()
+	}
+
+	if size == 0 {
+		return nil, .OK
+	}
+
+	data = make([]byte, int(size), allocator)
+	bytes_read := readBytes(file, raw_data(data), u64(size))
+	if bytes_read != size {
+		delete_slice(data, allocator)
+		return nil, getLastErrorCode()
+	}
+
+	return data, .OK
+}