diff --git a/core/embed/unix/jpg_to_h.py b/core/embed/unix/jpg_to_h.py
deleted file mode 100644
index 01e0449e03..0000000000
--- a/core/embed/unix/jpg_to_h.py
+++ /dev/null
@@ -1,34 +0,0 @@
-"""
-Creates a header file containing image data.
-"""
-
-background_image = "background_R.jpg"
-
-h_file_name = "background_R.h"
-
-h_file_template = """\
-// clang-format off
-unsigned char background_R_jpg[] = {content};
-unsigned int background_R_jpg_len = {length};
-"""
-
-with open(background_image, "rb") as f:
-    image_data = f.read()
-
-column_count = 12
-
-content = "{{\n{image_bytes}\n}}"
-image_bytes = "  "  # begin with indent
-for index, byte in enumerate(image_data, start=1):
-    image_bytes += f"0x{byte:02x},"
-    # If at the end of line, include a newline with indent, otherwise just space
-    if index % column_count == 0:
-        image_bytes += "\n  "
-    else:
-        image_bytes += " "
-
-# Get rid of trailing coma
-image_bytes = image_bytes.rstrip(", \n")
-
-with open(h_file_name, "w") as f:
-    f.write(h_file_template.format(content=content.format(image_bytes=image_bytes), length=len(image_data)))
diff --git a/core/tools/jpg_to_h.py b/core/tools/jpg_to_h.py
new file mode 100644
index 0000000000..6499242255
--- /dev/null
+++ b/core/tools/jpg_to_h.py
@@ -0,0 +1,47 @@
+"""
+Creates a header file containing image data.
+"""
+
+import click
+import pathlib
+
+h_file_template = """\
+// clang-format off
+unsigned char {name}_jpg[] = {content};
+unsigned int {name}_jpg_len = {length};
+"""
+
+
+@click.command()
+@click.argument("infile", type=click.File("rb"))
+def convert(infile):
+
+    path = pathlib.Path(infile.name)
+
+    img_name = path.stem
+
+    h_file_name = path.with_suffix(".h")
+
+    image_data = infile.read()
+
+    column_count = 12
+
+    content = "{{\n{image_bytes}\n}}"
+    image_bytes = "  "  # begin with indent
+    for index, byte in enumerate(image_data, start=1):
+        image_bytes += f"0x{byte:02x},"
+        # If at the end of line, include a newline with indent, otherwise just space
+        if index % column_count == 0:
+            image_bytes += "\n  "
+        else:
+            image_bytes += " "
+
+    # Get rid of trailing coma
+    image_bytes = image_bytes.rstrip(", \n")
+
+    with open(h_file_name, "w") as f:
+        f.write(h_file_template.format(name=img_name, content=content.format(image_bytes=image_bytes), length=len(image_data)))
+
+
+if __name__ == "__main__":
+    convert()