diff --git a/ports/boost/desktop/user-config.jam b/ports/boost/desktop/user-config.jam
index 83206c098..311cc8951 100644
--- a/ports/boost/desktop/user-config.jam
+++ b/ports/boost/desktop/user-config.jam
@@ -6,33 +6,33 @@ using msvc : 14.1 : cl.exe :
 <setup>echo
 ;
 
-using python : @PYTHON_VERSION@ : : @PYTHON_INCLUDE_PATH@ : @PYTHONLIBS_RELEASE@ ;
-using python : @PYTHON_VERSION@ : : @PYTHON_INCLUDE_PATH@ : @PYTHONLIBS_DEBUG@ : <python-debugging>on ;
+using python : @PYTHON_VERSION@ : : "@PYTHON_INCLUDE_PATH@" : "@PYTHONLIBS_RELEASE@" ;
+using python : @PYTHON_VERSION@ : : "@PYTHON_INCLUDE_PATH@" : "@PYTHONLIBS_DEBUG@" : <python-debugging>on ;
 
 project user-config ;
 lib advapi32 ;
-lib icuuc : : <search>@CURRENT_INSTALLED_DIR@/lib : :
-              <runtime-link>@LIB_RUNTIME_LINK@
+lib icuuc : : <search>"@CURRENT_INSTALLED_DIR@/lib" : :
+              <runtime-link>"@LIB_RUNTIME_LINK@"
               <library>advapi32 ;
-              
-lib icuuc : : <search>@CURRENT_INSTALLED_DIR@/debug/lib 
+
+lib icuuc : : <search>"@CURRENT_INSTALLED_DIR@/debug/lib"
               <variant>debug
               <name>icuucd : :
-              <runtime-link>@LIB_RUNTIME_LINK@
+              <runtime-link>"@LIB_RUNTIME_LINK@"
               <library>advapi32 ;
-              
-lib icuin : : <search>@CURRENT_INSTALLED_DIR@/lib : :
-              <runtime-link>@LIB_RUNTIME_LINK@ ;
-                            
-lib icuin : : <search>@CURRENT_INSTALLED_DIR@/debug/lib
+
+lib icuin : : <search>"@CURRENT_INSTALLED_DIR@/lib" : :
+              <runtime-link>"@LIB_RUNTIME_LINK@" ;
+
+lib icuin : : <search>"@CURRENT_INSTALLED_DIR@/debug/lib"
               <variant>debug
               <name>icuind : :
-              <runtime-link>@LIB_RUNTIME_LINK@ ;
-                             
-lib icudt : : <search>@CURRENT_INSTALLED_DIR@/lib : : 
-              <runtime-link>@LIB_RUNTIME_LINK@ ;
-              
-lib icudt : : <search>@CURRENT_INSTALLED_DIR@/debug/lib
+              <runtime-link>"@LIB_RUNTIME_LINK@" ;
+
+lib icudt : : <search>"@CURRENT_INSTALLED_DIR@/lib" : :
+              <runtime-link>"@LIB_RUNTIME_LINK@" ;
+
+lib icudt : : <search>"@CURRENT_INSTALLED_DIR@/debug/lib"
               <variant>debug
-              <name>icudtd : : 
-              <runtime-link>@LIB_RUNTIME_LINK@ ;
\ No newline at end of file
+              <name>icudtd : :
+              <runtime-link>"@LIB_RUNTIME_LINK@" ;
\ No newline at end of file