diff --git a/src/globals.h b/src/globals.h
index 5dc139e..a8ff50c 100644
--- a/src/globals.h
+++ b/src/globals.h
@@ -1788,7 +1788,8 @@
 EXTERN char e_lock_unlock[]	INIT(= N_("E940: Cannot lock or unlock variable %s"));
 EXTERN char e_const_req_value[] INIT(= N_("E1021: const requires a value"));
 EXTERN char e_type_req[]	INIT(= N_("E1022: type or initialization required"));
-EXTERN char e_declare_var[]	INIT(= N_("E1016: Cannot declare a%s variable: %s"));
+EXTERN char e_declare_var[]	INIT(= N_("E1016: Cannot declare a %s variable: %s"));
+EXTERN char e_declare_env_var[]	INIT(= N_("E1016: Cannot declare an environment variable: %s"));
 #endif
 #if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS)
 EXTERN char e_alloc_color[]	INIT(= N_("E254: Cannot allocate color %s"));