diff --git a/tracy/tracy/src/prtmfile.cc b/tracy/tracy/src/prtmfile.cc
index b8d99aacc83d0fc639a5ddb8fcf2e4a5b94da74a..3c18d3b68ad5bb67b4d613b60d61f55633f97224 100644
--- a/tracy/tracy/src/prtmfile.cc
+++ b/tracy/tracy/src/prtmfile.cc
@@ -82,7 +82,7 @@
 
  Input:
  i                index number in the whole lattice
- type             predfined integer number for different type of element
+ type             predefined integer number for different type of element
  Type codes:
  marker         -1
  drift	    0