diff --git a/tools/convert b/tools/convert
index 572f411..8c93c0d 100755
--- a/tools/convert
+++ b/tools/convert
@@ -35,9 +35,9 @@ def extract_name(symbol, type_):
 
 def main():
 	pattern_name = "[0-9a-zA-Z_-]*"
-	pattern_terminal = coin("\[{{pattern_name}}\]", {"pattern_name": pattern_name})
+	pattern_terminal = coin("\\[{{pattern_name}}\\]", {"pattern_name": pattern_name})
 	pattern_variable = coin("<{{pattern_name}}>", {"pattern_name": pattern_name})
-	pattern_label = coin("\{{{pattern_name}}\}", {"pattern_name": pattern_name})
+	pattern_label = coin("\\{{{pattern_name}}\\}", {"pattern_name": pattern_name})
 	
 	rules = [
 		# version
@@ -45,7 +45,7 @@ def main():
 			"pattern": coin(
 				"@{{space}}(.+)",
 				{
-					"space": "\s*",
+					"space": "\\s*",
 				}
 			),
 			"action": lambda state, matching: {
@@ -56,9 +56,9 @@ def main():
 		# lexer_rule
 		{
 			"pattern": coin(
-				"{{space}}({{pattern_terminal}}){{space}}:{{space}}\"(.*)\"(?:{{space}}:{{space}}(\S+){{space}})?",
+				"{{space}}({{pattern_terminal}}){{space}}:{{space}}\"(.*)\"(?:{{space}}:{{space}}(\\S+){{space}})?",
 				{
-					"space": "\s*",
+					"space": "\\s*",
 					"pattern_terminal": pattern_terminal,
 				}
 			),
@@ -85,7 +85,7 @@ def main():
 			"pattern": coin(
 				"({{pattern_label}}){{space}}:{{space}}({{pattern_variable}}){{space}}:(.*)",
 				{
-					"space": "\s*",
+					"space": "\\s*",
 					"pattern_variable": pattern_variable,
 					"pattern_label": pattern_label,
 				}
@@ -125,7 +125,7 @@ def main():
 			"pattern": coin(
 				"({{pattern_variable}})",
 				{
-					"space": "\s*",
+					"space": "\\s*",
 					"pattern_variable": pattern_variable,
 				}
 			),