diff --git a/src/lisp/os-common.c b/src/lisp/os-common.c
index ff9cffb5e427ca09cb9c602bbc32190070cbc755..183d80882f4431565a326aa0b65a0156c3bda805 100755
--- a/src/lisp/os-common.c
+++ b/src/lisp/os-common.c
@@ -223,8 +223,9 @@ os_foreign_linkage_init(void)
 	if (i == 0) {
 #if defined(sparc)
             if (type != LINKAGE_CODE_TYPE || strcmp(c_symbol_name, EXTERN_ALIEN_NAME("call_into_c"))) {
-		fprintf(stderr, "linkage_data is %s but expected call_into_c\n",
-			c_symbol_name);
+		fprintf(stderr, "linkage_data is %s but expected %s\n",
+			c_symbol_name,
+                        EXTERN_ALIEN_NAME("call_into_c"));
 		lose("First element of linkage_data is bogus.\n");
 	    }
 	    arch_make_linkage_entry(i, (void*) call_into_c, 1);