diff --git a/gdb-port/parser.py b/gdb-port/parser.py
index b1215e4cc783a1618b384541f2ae04671a3d8f22..56b1a554036836ff79ef48e1888ace785242937f 100644
--- a/gdb-port/parser.py
+++ b/gdb-port/parser.py
@@ -52,7 +52,7 @@ class Parser:
 	def increment_apply_count(self, arena):
 		applycount = self.apply_count.get(arena, 0)
 		applycount += 1
-		self.apply_count.set(arena, applycount)
+		self.apply_count[arena] = applycount
 
 	def get_apply_count(self, arena):
 		return self.apply_count.get(arena, 0)
@@ -60,7 +60,7 @@ class Parser:
 	def increment_successful_parse_count(self, arena):
 		s_count = self.successful_parse_count.get(arena, 0)
 		s_count += 1
-		self.successful_parse_count_count.set(arena, s_count)
+		self.successful_parse_count[arena] = s_count
 
 	def get_successful_parse_count(self, arena):
 		return self.successful_parse_count.get(arena, 0)
@@ -68,7 +68,7 @@ class Parser:
 	def increment_failed_parse_count(self, arena):
 		f_count = self.failed_parse_count.get(arena, 0)
 		f_count += 1
-		self.failed_parse_count_count.set(arena, f_count)
+		self.failed_parse_count[arena] = f_count
 
 	def get_failed_parse_count(self, arena):
 		return self.failed_parse_count.get(arena, 0)