diff --git a/Modules/FindPerlLibs.cmake b/Modules/FindPerlLibs.cmake
index d8c981d63..884af6ec9 100644
--- a/Modules/FindPerlLibs.cmake
+++ b/Modules/FindPerlLibs.cmake
@@ -27,7 +27,7 @@ FIND_PROGRAM(PERL_EXECUTABLE perl )
 
 IF(PERL_EXECUTABLE)
   EXEC_PROGRAM(${PERL_EXECUTABLE}
-    ARGS -e "'use Config; print $Config{libperl}, \"\\n\"'"
+    ARGS -e "'use Config; print \$Config{libperl}, \"\\n\"'"
     OUTPUT_VARIABLE PERL_LIBRARY_OUTPUT_VARIABLE
     RETURN_VALUE PERL_LIBRARY_RETURN_VALUE
     )
@@ -37,13 +37,12 @@ IF(PERL_EXECUTABLE)
     ENDFOREACH(path ${PERL_POSSIBLE_LIB_PATHS})
   ENDIF(NOT PERL_LIBRARY_RETURN_VALUE)
   EXEC_PROGRAM(${PERL_EXECUTABLE}
-    ARGS -e "'use Config; print $Config{cppflags}, \"\\n\"'"
+    ARGS -e "'use Config; print \$Config{cppflags}, \"\\n\"'"
     OUTPUT_VARIABLE PERL_CPPFLAGS_OUTPUT_VARIABLE
     RETURN_VALUE PERL_CPPFLAGS_RETURN_VALUE
     )
   IF(NOT PERL_CPPFLAGS_RETURN_VALUE)
     SET(PERL_EXTRA_C_FLAGS ${PERL_CPPFLAGS_OUTPUT_VARIABLE})
-    SEPARATE_ARGUMENTS(PERL_EXTRA_C_FLAGS)
   ENDIF(NOT PERL_CPPFLAGS_RETURN_VALUE)
 ENDIF(PERL_EXECUTABLE)