diff --git a/core/org.eclipse.cdt.ui/icons/dlcl16/lock_co.gif b/core/org.eclipse.cdt.ui/icons/dlcl16/lock_co.gif
index 8e3d48a637e..b7764789356 100644
Binary files a/core/org.eclipse.cdt.ui/icons/dlcl16/lock_co.gif and b/core/org.eclipse.cdt.ui/icons/dlcl16/lock_co.gif differ
diff --git a/core/org.eclipse.cdt.ui/icons/elcl16/lock_co.gif b/core/org.eclipse.cdt.ui/icons/elcl16/lock_co.gif
index 8e3d48a637e..68fd6cf39ca 100644
Binary files a/core/org.eclipse.cdt.ui/icons/elcl16/lock_co.gif and b/core/org.eclipse.cdt.ui/icons/elcl16/lock_co.gif differ