diff --git a/src/rxgen/rpc_cout.c b/src/rxgen/rpc_cout.c
index 92a864534e..4c29d8d5df 100644
--- a/src/rxgen/rpc_cout.c
+++ b/src/rxgen/rpc_cout.c
@@ -92,6 +92,8 @@ emit(definition * def)
     case DEF_TYPEDEF:
 	emit_typedef(def);
 	break;
+    default:
+	break;
     }
     print_trailer();
 }
@@ -378,6 +380,8 @@ print_hout(declaration * dec)
 	    f_print(fout, "\t%s%s *%s_val;\n", prefix, dec->type, dec->name);
 	    f_print(fout, "} %s", dec->name);
 	    break;
+	default:
+	    break;
 	}
 	f_print(fout, ";\n");
 	f_print(fout, "bool_t xdr_%s(XDR *xdrs, %s *objp);\n", dec->name,
diff --git a/src/rxgen/rpc_hout.c b/src/rxgen/rpc_hout.c
index f6b1a62b2d..1bec6393b2 100644
--- a/src/rxgen/rpc_hout.c
+++ b/src/rxgen/rpc_hout.c
@@ -102,6 +102,8 @@ print_datadef(definition * def)
     case DEF_CONST:
 	pconstdef(def);
 	break;
+    default:
+	break;
     }
     if (def->def_kind != DEF_PROGRAM && def->def_kind != DEF_CONST
 	&& (!IsRxgenDefinition(def))) {
@@ -244,6 +246,8 @@ psproc1(definition * defp, int callTconnF, char *type, char *prefix,
 	    case DEF_INOUTPARAM:
 		f_print(fout, ",\n\t/*I/O*/ ");
 		break;
+	    default:
+		break;
 	    }
 	    if (plist->pl.param_flag & OUT_STRING) {
 		f_print(fout, "%s *%s", plist->pl.param_type,
diff --git a/src/rxgen/rpc_parse.c b/src/rxgen/rpc_parse.c
index 4ea6271a46..ce73165e01 100644
--- a/src/rxgen/rpc_parse.c
+++ b/src/rxgen/rpc_parse.c
@@ -1528,6 +1528,8 @@ ss_ProcSpecial_setup(definition * defp, int *somefrees)
 			f_print(fout, "\n\t%s = 0;", plist->pl.param_name);
 			plist->pl.string_name = NULL;
 			break;
+		    default:
+			break;
 		    }
 		}
 	    }
@@ -1677,6 +1679,8 @@ ss_ProcTail_setup(definition * defp, int somefrees)
 			f_print(fout, "\tif (!%s) goto fail1;\n",
 				plist->scode);
 			break;
+		    default:
+			break;
 		    }
 		}
 	    }