diff --git a/lib/Analysis/DataStructure/Printer.cpp b/lib/Analysis/DataStructure/Printer.cpp
index bbd9c2d..91ae7ca 100644
--- a/lib/Analysis/DataStructure/Printer.cpp
+++ b/lib/Analysis/DataStructure/Printer.cpp
@@ -184,7 +184,7 @@
   DSGraph &GG = C.getGlobalsGraph();
   TotalNumNodes  += GG.getGraphSize();
   TotalCallNodes += GG.getFunctionCalls().size();
-  if (OnlyPrintMain) {
+  if (!OnlyPrintMain) {
     GG.writeGraphToFile(O, Prefix+"GlobalsGraph");
   } else {
     O << "Skipped Writing '" << Prefix << "GlobalsGraph.dot'... ["