diff --git a/compiler/cpp/src/generate/t_perl_generator.cc b/compiler/cpp/src/generate/t_perl_generator.cc
index 3bdc5a0..1e7483e 100644
--- a/compiler/cpp/src/generate/t_perl_generator.cc
+++ b/compiler/cpp/src/generate/t_perl_generator.cc
@@ -149,7 +149,7 @@
   }
 
   void perl_namespace_dirs(t_program* p, std::list<std::string>& dirs) {
-    std::string ns = p->get_perl_package();
+    std::string ns = p->get_namespace("perl");
     std::string::size_type loc;
 
     if (ns.size() > 0) {
@@ -165,7 +165,7 @@
   }
 
   std::string perl_namespace(t_program* p) {
-    std::string ns = p->get_perl_package();
+    std::string ns = p->get_namespace("perl");
     std::string result = "";
     std::string::size_type loc;
 
diff --git a/compiler/cpp/src/parse/t_program.h b/compiler/cpp/src/parse/t_program.h
index b544c2f..4e99294 100644
--- a/compiler/cpp/src/parse/t_program.h
+++ b/compiler/cpp/src/parse/t_program.h
@@ -184,14 +184,6 @@
     return xsd_namespace_;
   }
 
-  void set_perl_package(std::string perl_package) {
-    perl_package_ = perl_package;
-  }
-
-  const std::string& get_perl_package() const {
-    return perl_package_;
-  }
-
  private:
 
   // File path
@@ -236,9 +228,6 @@
   // XSD namespace
   std::string xsd_namespace_;
 
-  // Perl namespace
-  std::string perl_package_;
-
 };
 
 #endif
diff --git a/compiler/cpp/src/thrifty.yy b/compiler/cpp/src/thrifty.yy
index d555f53..654c85a 100644
--- a/compiler/cpp/src/thrifty.yy
+++ b/compiler/cpp/src/thrifty.yy
@@ -286,11 +286,13 @@
         g_program->set_namespace("py", $2);
       }
     }
+/* TODO(dreiss): Get rid of this once everyone is using the new hotness. */
 | tok_perl_package tok_identifier
     {
+      pwarning(1, "'perl_package' is deprecated. Use 'namespace perl' instead");
       pdebug("Header -> tok_perl_namespace tok_identifier");
       if (g_parse_mode == PROGRAM) {
-        g_program->set_perl_package($2);
+        g_program->set_namespace("perl", $2);
       }
     }
 /* TODO(dreiss): Get rid of this once everyone is using the new hotness. */