diff --git a/os/net/rpl-classic/rpl-ext-header.c b/os/net/rpl-classic/rpl-ext-header.c
index 8fab6d165..3500356dc 100644
--- a/os/net/rpl-classic/rpl-ext-header.c
+++ b/os/net/rpl-classic/rpl-ext-header.c
@@ -633,6 +633,7 @@ rpl_ext_header_remove(void)
         /* Move to next header */
         uip_next_hdr = &UIP_EXT_BUF->next;
         uip_ext_len += (UIP_EXT_BUF->len << 3) + 8;
+        break;
     default:
       return;
     }
diff --git a/os/net/rpl-lite/rpl-ext-header.c b/os/net/rpl-lite/rpl-ext-header.c
index ee0e2a2db..d001948b5 100644
--- a/os/net/rpl-lite/rpl-ext-header.c
+++ b/os/net/rpl-lite/rpl-ext-header.c
@@ -572,6 +572,7 @@ rpl_ext_header_remove(void)
         /* Move to next header */
         uip_next_hdr = &UIP_EXT_BUF->next;
         uip_ext_len += (UIP_EXT_BUF->len << 3) + 8;
+        break;
     default:
       return;
     }