diff --git a/Modules/Platform/OSF1.cmake b/Modules/Platform/OSF1.cmake
index 2199697f0..1c9dde61b 100644
--- a/Modules/Platform/OSF1.cmake
+++ b/Modules/Platform/OSF1.cmake
@@ -14,12 +14,12 @@ IF(CMAKE_SYSTEM MATCHES "OSF1-V.*")
   SET(CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS "-shared -Wl,-expect_unresolved,\\*")       # -shared
   SET(CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS "-shared -Wl,-expect_unresolved,\\*")       # -shared
   IF(CMAKE_COMPILER_IS_GNUCXX)
-    SET(CMAKE_SHARED_LIBRARY_RUNTIME_CXX_FLAG "-Wl,-rpath ")  
+    SET(CMAKE_SHARED_LIBRARY_RUNTIME_CXX_FLAG "-Wl,-rpath,")  
   ELSE(CMAKE_COMPILER_IS_GNUCXX)
     SET(CMAKE_SHARED_LIBRARY_RUNTIME_CXX_FLAG "-rpath ")
   ENDIF(CMAKE_COMPILER_IS_GNUCXX)
   IF(CMAKE_COMPILER_IS_GNUCC)
-    SET(CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG "-Wl,-rpath ")  
+    SET(CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG "-Wl,-rpath,")  
   ELSE(CMAKE_COMPILER_IS_GNUCC)
     SET(CMAKE_SHARED_LIBRARY_RUNTIME_FLAG "-rpath ")
   ENDIF(CMAKE_COMPILER_IS_GNUCC)