diff --git a/lib/Analysis/DataStructure/BottomUpClosure.cpp b/lib/Analysis/DataStructure/BottomUpClosure.cpp
index 841dd50..d2e8c21 100644
--- a/lib/Analysis/DataStructure/BottomUpClosure.cpp
+++ b/lib/Analysis/DataStructure/BottomUpClosure.cpp
@@ -168,6 +168,12 @@
 
             // Erase the entry in the globals vector
             Globals.erase(Globals.begin()+g--);
+          } else if (FI.getName() == "printf" || FI.getName() == "sscanf" ||
+                     FI.getName() == "fprintf" || FI.getName() == "open" ||
+                     FI.getName() == "sprintf") {
+
+            // Erase the entry in the globals vector
+            Globals.erase(Globals.begin()+g--);
           }
         }