diff --git a/Application/src/grabber/tgrabs.cpp b/Application/src/grabber/tgrabs.cpp
index 8fe4edbe351b80474e1532c8007a89b4c6df0da1..dcefa7573bd12c2e69a7f20ac8ff156461f44a56 100644
--- a/Application/src/grabber/tgrabs.cpp
+++ b/Application/src/grabber/tgrabs.cpp
@@ -74,11 +74,11 @@ int main(int argc, char** argv) {
     }
     
 #if __APPLE__
-    ss << "open '";
+    ss << "";
 #endif
     ss << target_path;
 #if __APPLE__
-    ss << "TGrabs.app' --args";
+    ss << "TGrabs.app/Contents/MacOS/TGrabs";
 #else
     U_EXCEPTION("Only Apple is supported.");
 #endif
diff --git a/Application/src/tracker/trex.cpp b/Application/src/tracker/trex.cpp
index c8e2e1f9617488cda9f8a9fc67c498792400217d..ce22e73c1b89557809a2eebc8e707856329013d2 100644
--- a/Application/src/tracker/trex.cpp
+++ b/Application/src/tracker/trex.cpp
@@ -72,11 +72,11 @@ int main(int argc, char** argv) {
     }
     
 #if __APPLE__
-    ss << "open '";
+    ss << "";
 #endif
     ss << target_path;
 #if __APPLE__
-    ss << "TRex.app' --args";
+    ss << "TRex.app/Contents/MacOS/TRex";
 #else
     U_EXCEPTION("Only apple supported.");
 #endif