diff --git a/Modules/Compiler/PGI-Fortran.cmake b/Modules/Compiler/PGI-Fortran.cmake
index 4783424369..a183c339bc 100644
--- a/Modules/Compiler/PGI-Fortran.cmake
+++ b/Modules/Compiler/PGI-Fortran.cmake
@@ -7,7 +7,6 @@ set(CMAKE_Fortran_PREPROCESS_SOURCE
 set(CMAKE_Fortran_FORMAT_FIXED_FLAG "-Mnofreeform")
 set(CMAKE_Fortran_FORMAT_FREE_FLAG "-Mfreeform")
 
-string(APPEND CMAKE_Fortran_FLAGS_INIT " -Mpreprocess -Kieee")
 string(APPEND CMAKE_Fortran_FLAGS_DEBUG_INIT " -Mbounds")
 
 set(CMAKE_Fortran_MODDIR_FLAG "-module ")