diff --git a/targets/systems/mock/test/python_lib/test_compile.py b/targets/systems/mock/test/python_lib/test_compile.py
index b4b1fc1d2..e28015d52 100644
--- a/targets/systems/mock/test/python_lib/test_compile.py
+++ b/targets/systems/mock/test/python_lib/test_compile.py
@@ -29,7 +29,7 @@
     OutputType,
     CompileOptions,
 )
-from qss_compiler.exceptions import QSSCompilationFailure, QSSUnsupportedQASM3
+from qss_compiler.exceptions import QSSUnsupportedQASM3
 
 compiler_extra_args = ["--enable-circuits=false"]