diff --git a/src/loadFlash.cpp b/src/loadFlash.cpp
index b085bea..244fc14 100644
--- a/src/loadFlash.cpp
+++ b/src/loadFlash.cpp
@@ -80,7 +80,7 @@ SimuData *CosmoTool::loadFlashMulti(const char *fname, int id, int loadflags)
 			     data->Id); 
 
     for (int i = 0; i < 3; i++) {
-      for (int n = 0; i < data->NumPart; i++) {
+      for (int n = 0; n < data->NumPart; n++) {
 	data->Pos[i][n] = data->Pos[n][i] / kpc2cm;
 	data->Vel[i][n] = data->Vel[n][i] / km2cm;
       }