diff --git a/sys/clang-format.py b/sys/clang-format.py
index e9bb0bc8b3..684c4a3669 100755
--- a/sys/clang-format.py
+++ b/sys/clang-format.py
@@ -39,6 +39,7 @@ skiplist = [
     "librz/util/bdiff.c",
     "librz/asm/arch/tms320/c55x/table.h",
     "librz/include/sflib/",
+    "librz/asm/arch/include/opcode/",
 ]
 
 patterns = ["*.c", "*.cpp", "*.h", "*.hpp", "*.inc"]