diff --git a/tools/donate-cpu-server.py b/tools/donate-cpu-server.py
index 48a0acb14..32b7b44ed 100644
--- a/tools/donate-cpu-server.py
+++ b/tools/donate-cpu-server.py
@@ -144,7 +144,7 @@ if __name__ == "__main__":
         connection, client_address = sock.accept()
         try:
             cmd = connection.recv(128)
-        except socket.error as e:
+        except socket.error:
             continue
         if cmd.find('\n') < 1:
             continue
diff --git a/tools/donate-cpu.py b/tools/donate-cpu.py
index 117d1aa4f..55aec6415 100644
--- a/tools/donate-cpu.py
+++ b/tools/donate-cpu.py
@@ -150,7 +150,7 @@ def uploadResults(package, results):
     try:
         sendAll(sock, 'write\n' + package + '\n' + results + '\nDONE')
         sock.close()
-    except socket.error as e:
+    except socket.error:
         pass
     return package