diff --git a/SConstruct b/SConstruct
index 932abfa..496590f 100644
--- a/SConstruct
+++ b/SConstruct
@@ -13,6 +13,8 @@ opts.AddVariables(
     ("CXX", "C++ Compiler"),
     ("AS", "Assembler"),
     ("LINK", "Linker"),
+    ("AR", "Archiver"),
+    ("RANLIB", "Archiver Indexer"),
     ("BUILDTYPE", "Build type (RELEASE, DEBUG, or PERF)", "RELEASE"),
     ("VERBOSE", "Show full build information (0 or 1)", "0"),
     ("NUMCPUS", "Number of CPUs to use for build (0 means auto).", "0"),
@@ -37,6 +39,10 @@ if os.environ.has_key('AS'):
     env["AS"] = os.getenv('AS')
 if os.environ.has_key('LD'):
     env["LINK"] = os.getenv('LD')
+if os.environ.has_key('AR'):
+    env["AR"] = os.getenv('AR')
+if os.environ.has_key('RANLIB'):
+    env["RANLIB"] = os.getenv('RANLIB')
 if os.environ.has_key('CFLAGS'):
     env.Append(CCFLAGS = SCons.Util.CLVar(os.environ['CFLAGS']))
 if os.environ.has_key('CPPFLAGS'):
@@ -97,6 +103,10 @@ if env["VERBOSE"] == "0":
     env["ARCOMSTR"] = "Creating library $TARGET"
     env["RANLIBCOMSTR"] = "Indexing library $TARGET"
     env["LINKCOMSTR"] = "Linking $TARGET"
+    env["ASCOMSTR"] = "Assembling $TARGET"
+    env["ASPPCOMSTR"] = "Assembling $TARGET"
+    env["ARCOMSTR"] = "Archiving $TARGET"
+    env["RANLIBCOMSTR"] = "Indexing $TARGET"
 
 def GetNumCPUs(env):
     if env["NUMCPUS"] != "0":