--- a/include/net-snmp/agent/snmp_agent.h
+++ b/include/net-snmp/agent/snmp_agent.h
@@ -4,7 +4,7 @@
  */
 /*
  * Portions of this file are copyrighted by:
- * Copyright  2003 Sun Microsystems, Inc. All rights reserved.
+ * Copyright © 2003 Sun Microsystems, Inc. All rights reserved.
  * Use is subject to license terms specified in the COPYING file
  * distributed with the Net-SNMP package.
  *
--- a/include/net-snmp/agent/agent_handler.h
+++ b/include/net-snmp/agent/agent_handler.h
@@ -4,7 +4,7 @@
  */
 /*
  * Portions of this file are copyrighted by:
- * Copyright  2003 Sun Microsystems, Inc. All rights reserved.
+ * Copyright © 2003 Sun Microsystems, Inc. All rights reserved.
  * Use is subject to license terms specified in the COPYING file
  * distributed with the Net-SNMP package.
  */
--- a/include/net-snmp/agent/snmp_vars.h
+++ b/include/net-snmp/agent/snmp_vars.h
@@ -38,7 +38,7 @@
 ******************************************************************/
 /*
  * Portions of this file are copyrighted by:
- * Copyright  2003 Sun Microsystems, Inc. All rights reserved.
+ * Copyright © 2003 Sun Microsystems, Inc. All rights reserved.
  * Use is subject to license terms specified in the COPYING file
  * distributed with the Net-SNMP package.
  */
--- a/include/net-snmp/agent/table.h
+++ b/include/net-snmp/agent/table.h
@@ -4,7 +4,7 @@
  */
 /*
  * Portions of this file are copyrighted by:
- * Copyright  2003 Sun Microsystems, Inc. All rights reserved.
+ * Copyright © 2003 Sun Microsystems, Inc. All rights reserved.
  * Use is subject to license terms specified in the COPYING file
  * distributed with the Net-SNMP package.
  */
--- a/include/net-snmp/agent/table_iterator.h
+++ b/include/net-snmp/agent/table_iterator.h
@@ -4,7 +4,7 @@
  */
 /*
  * Portions of this file are copyrighted by:
- * Copyright  2003 Sun Microsystems, Inc. All rights reserved.
+ * Copyright © 2003 Sun Microsystems, Inc. All rights reserved.
  * Use is subject to license terms specified in the COPYING file
  * distributed with the Net-SNMP package.
  */
--- a/include/net-snmp/library/data_list.h
+++ b/include/net-snmp/library/data_list.h
@@ -4,7 +4,7 @@
  */
 /*
  * Portions of this file are copyrighted by:
- * Copyright  2003 Sun Microsystems, Inc. All rights reserved.
+ * Copyright © 2003 Sun Microsystems, Inc. All rights reserved.
  * Use is subject to license terms specified in the COPYING file
  * distributed with the Net-SNMP package.
  *
--- a/include/net-snmp/library/default_store.h
+++ b/include/net-snmp/library/default_store.h
@@ -4,7 +4,7 @@
  */
 /*
  * Portions of this file are copyrighted by:
- * Copyright  2003 Sun Microsystems, Inc. All rights reserved.
+ * Copyright © 2003 Sun Microsystems, Inc. All rights reserved.
  * Use is subject to license terms specified in the COPYING file
  * distributed with the Net-SNMP package.
  *
--- a/include/net-snmp/library/snmp_api.h
+++ b/include/net-snmp/library/snmp_api.h
@@ -4,7 +4,7 @@
  */
 /*
  * Portions of this file are copyrighted by:
- * Copyright  2003 Sun Microsystems, Inc. All rights reserved.
+ * Copyright © 2003 Sun Microsystems, Inc. All rights reserved.
  * Use is subject to license terms specified in the COPYING file
  * distributed with the Net-SNMP package.
  *
--- a/include/net-snmp/library/system.h
+++ b/include/net-snmp/library/system.h
@@ -37,7 +37,7 @@
 SOFTWARE.
 ******************************************************************/
 /*
- * portions Copyright  2003 Sun Microsystems, Inc. All rights reserved.
+ * portions Copyright © 2003 Sun Microsystems, Inc. All rights reserved.
  * Use is subject to license terms specified in the COPYING file
  * distributed with the Net-SNMP package.
  */
