diff --git a/kitty/shaders/slang.py b/kitty/shaders/slang.py
index 9b67cd0f8..ef0a5f2c1 100644
--- a/kitty/shaders/slang.py
+++ b/kitty/shaders/slang.py
@@ -253,16 +253,16 @@ class LoadShaderPrograms:
         for k in self.custom_shaders:
             try:
                 d = parse_pipeline(k)
-            except FileNotFoundError as e:
+            except FileNotFoundError:
                 try:
                     custom_shader(k)
-                except Exception:
+                except Exception as e:
                     log_error(f'Failed to read custom shader pipeline definition from {k} with error: {e}')
                     continue
                 try:
                     d = parse_pipeline_definition(['startgroup', f'    shaders {k}', 'endgroup'])
-                except Exception as e2:
-                    log_error(f'Failed to build minimal shader pipeline for {k} with error: {e2}')
+                except Exception as e:
+                    log_error(f'Failed to build minimal shader pipeline for {k} with error: {e}')
                     continue
             except Exception as e:
                 log_error(f'Failed to read custom shader pipeline definition from {k} with error: {e}')