diff --git a/hstest/testing/execution/process/cpp_executor.py b/hstest/testing/execution/process/cpp_executor.py
index 353c62e5..6849fb58 100644
--- a/hstest/testing/execution/process/cpp_executor.py
+++ b/hstest/testing/execution/process/cpp_executor.py
@@ -19,7 +19,7 @@ def __init__(self, source_name: str = None):
             self.file_name = self.without_extension
 
     def _compilation_command(self):
-        return ['g++', '-std', 'c++20', '-pipe', '-O2', '-static', '-o', self.file_name, self.runnable.file]
+        return ['g++', '-std=c++20', '-pipe', '-O2', '-static', '-o', self.file_name, self.runnable.file]
 
     def _filter_compilation_error(self, error: str) -> str:
         return error