diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 08c43847..43bfa37a 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -83,7 +83,7 @@ jobs:
         uses: jirutka/setup-alpine@v1
         with:
           arch: x86
-          packages: gcc make cmake libc-dev linux-headers python3
+          packages: gcc g++ make cmake libc-dev linux-headers python3
       - name: Build and Test
         run: |
           uname -m
diff --git a/benchmarks/ldtk_cjson.py b/benchmarks/ldtk_cjson.py
deleted file mode 100644
index 5fcc6714..00000000
--- a/benchmarks/ldtk_cjson.py
+++ /dev/null
@@ -1,46 +0,0 @@
-try:
-    import os
-except ImportError:
-    exit(0)
-
-import sys
-is_pkpy = not hasattr(sys, 'getrefcount')
-
-os.chdir('benchmarks')
-
-if is_pkpy:
-    try:
-        import cjson as json
-    except ImportError:
-        print('[cJSON not Enabled]')
-        exit(0)
-else:
-    import json
-
-_2489KB = 'WorldMap_GridVania_layout.ldtk'
-_1093KB = 'WorldMap_Free_layout.ldtk'
-_339KB = 'Typical_2D_platformer_example.ldtk'
-
-with open(f'res/{_2489KB}', 'r') as f:
-    json_content = f.read()
-
-data: dict = json.loads(json_content)
-assert isinstance(data, dict)
-
-# serialize and deserialize
-dumped: str = json.dumps(data)
-for _ in range(10):
-    loaded: dict = json.loads(dumped)
-assert len(data) == len(loaded)
-assert data == loaded
-
-#### very very slow!!
-import pickle
-
-with open(f'res/{_339KB}', 'r') as f:
-    json_content = f.read()
-data: dict = json.loads(json_content)
-
-data_pickled: bytes = pickle.dumps(data)
-assert isinstance(data_pickled, bytes)
-assert pickle.loads(data_pickled) == data
\ No newline at end of file
diff --git a/benchmarks/ldtk_json.py b/benchmarks/ldtk_json.py
index 5aaf480e..1c9f82ee 100644
--- a/benchmarks/ldtk_json.py
+++ b/benchmarks/ldtk_json.py
@@ -1,7 +1,4 @@
-try:
-    import os
-except ImportError:
-    exit(0)
+exit(0)
 
 os.chdir('benchmarks')
 
diff --git a/benchmarks/vec.py b/benchmarks/vec.py
index 8a12d8c7..1703378c 100644
--- a/benchmarks/vec.py
+++ b/benchmarks/vec.py
@@ -1,20 +1,15 @@
 import sys
 
-is_cpython = hasattr(sys, 'getrefcount')
+class vec2:
+    def __init__(self, x, y):
+        self.x = x
+        self.y = y
 
-if is_cpython:
-    class vec2:
-        def __init__(self, x, y):
-            self.x = x
-            self.y = y
+    def __add__(self, other):
+        return vec2(self.x + other.x, self.y + other.y)
 
-        def __add__(self, other):
-            return vec2(self.x + other.x, self.y + other.y)
-
-        def __eq__(self, other):
-            return self.x == other.x and self.y == other.y
-else:
-    from linalg import vec2
+    def __eq__(self, other):
+        return self.x == other.x and self.y == other.y
 
 x = vec2(0, 0)
 for i in range(10000000):