diff --git a/src/loadFlash.cpp b/src/loadFlash.cpp
index 244fc14..d6846d3 100644
--- a/src/loadFlash.cpp
+++ b/src/loadFlash.cpp
@@ -81,8 +81,8 @@ SimuData *CosmoTool::loadFlashMulti(const char *fname, int id, int loadflags)
 
     for (int i = 0; i < 3; 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;
+	data->Pos[i][n] = data->Pos[i][n] / kpc2cm;
+	data->Vel[i][n] = data->Vel[i][n] / km2cm;
       }
     }