diff --git a/src/sysyc.cpp b/src/sysyc.cpp
index 77d93a5..7ef22f9 100644
--- a/src/sysyc.cpp
+++ b/src/sysyc.cpp
@@ -70,9 +70,6 @@ void parseArgs(int argc, char **argv) {
         if (optLevel < 0) {
           cerr << "Error: Optimization level must be non-negative." << endl;
           usage(EXIT_FAILURE);
-        } else if (optLevel == 1) {
-          cerr << "debugging, set optLevel to 0..." << endl;
-          optLevel = 0;
         }
       } catch (const std::invalid_argument& ia) {
         cerr << "Error: Invalid argument for -O: " << optarg << endl;