diff --git a/pybindmagic/__init__.py b/pybindmagic/__init__.py
index 1f5f361..517df76 100644
--- a/pybindmagic/__init__.py
+++ b/pybindmagic/__init__.py
@@ -14,9 +14,9 @@ from lief import parse, ELF
 
 compiler_cmd = "c++"
 
-optimize = "-O0"
+optimize = "-O3"
 
-cmd_flags = ["-std=c++11", "$(pkg-config --cflags eigen3)", "-Wall"]
+cmd_flags = ["-std=c++11", "$(pkg-config --cflags eigen3)", "-I."] #, "-Wall"
 link_flags = [""]
 
 template = """