diff --git a/src/fsck.c b/src/fsck.c
index 147ab8c..04f5bae 100644
--- a/src/fsck.c
+++ b/src/fsck.c
@@ -344,7 +344,7 @@ init_handler (
         flags |= BOOKMARKFS_FSCK_HANDLER_INTERACTIVE;
     }
     if (info->flags.readonly) {
-        flags |= BOOKMARKFS_BACKEND_READONLY;
+        flags |= BOOKMARKFS_FSCK_HANDLER_READONLY;
     }
     if (0 != handler->create(info->handler_opts, flags, &ctx->handler_ctx)) {
         return -1;
diff --git a/src/fsck_handler.h b/src/fsck_handler.h
index 300119d..e07091c 100644
--- a/src/fsck_handler.h
+++ b/src/fsck_handler.h
@@ -34,7 +34,8 @@
 #endif
 
 // init() flags
-#define BOOKMARKFS_FSCK_HANDLER_INTERACTIVE  ( 1u << 16 )
+#define BOOKMARKFS_FSCK_HANDLER_INTERACTIVE  ( 1u << 0 )
+#define BOOKMARKFS_FSCK_HANDLER_READONLY     ( 1u << 1 )
 
 #define BOOKMARKFS_FSCK_HANDLER_INFO_HELP     ( 1u << 0 )
 #define BOOKMARKFS_FSCK_HANDLER_INFO_VERSION  ( 1u << 1 )
diff --git a/src/fsck_handler_simple.c b/src/fsck_handler_simple.c
index e754451..b4aa527 100644
--- a/src/fsck_handler_simple.c
+++ b/src/fsck_handler_simple.c
@@ -28,16 +28,15 @@
 #include <stdlib.h>
 #include <string.h>
 
-#include "backend.h"
 #include "backend_util.h"
 #include "fsck_handler.h"
 #include "fsck_util.h"
 #include "ioctl.h"
 #include "xstd.h"
 
-#define FSCK_HANDLER_EXPECT_INPUT  ( 1u << 24 )
-#define FSCK_HANDLER_HAS_ENTRY     ( 1u << 25 )
-#define FSCK_HANDLER_INHIBIT_NEXT  ( 1u << 26 )
+#define FSCK_HANDLER_EXPECT_INPUT  ( 1u << 16 )
+#define FSCK_HANDLER_HAS_ENTRY     ( 1u << 17 )
+#define FSCK_HANDLER_INHIBIT_NEXT  ( 1u << 18 )
 
 struct handler_ctx {
     uint64_t parent_id;
@@ -133,7 +132,7 @@ handle_input (
         strncpy(ctx->data_buf.name, next, sizeof(ctx->data_buf.name));
         // fallthrough
       case 'a':
-        if (ctx->flags & BOOKMARKFS_BACKEND_READONLY) {
+        if (ctx->flags & BOOKMARKFS_FSCK_HANDLER_READONLY) {
             log_puts("cannot apply, fsck is running in readonly mode");
             control = expect_input(ctx, &data->str);
             break;
@@ -278,7 +277,7 @@ handle_entry (
     }
 
     int control = BOOKMARKFS_FSCK_NEXT;
-    if (!(ctx->flags & BOOKMARKFS_BACKEND_READONLY)) {
+    if (!(ctx->flags & BOOKMARKFS_FSCK_HANDLER_READONLY)) {
         fix_entry(ctx, why, entry_data);
         control = BOOKMARKFS_FSCK_APPLY;
     }
diff --git a/src/fsck_handler_tcl.c b/src/fsck_handler_tcl.c
index 8266945..b2b62e0 100644
--- a/src/fsck_handler_tcl.c
+++ b/src/fsck_handler_tcl.c
@@ -34,16 +34,15 @@
 
 #include <tcl.h>
 
-#include "backend.h"
 #include "backend_util.h"
 #include "fsck_handler.h"
 #include "macros.h"
 #include "version.h"
 #include "xstd.h"
 
-#define FSCK_HANDLER_UNSAFE        ( 1u << 24 )
-#define FSCK_HANDLER_EXPECT_INPUT  ( 1u << 25 )
-#define FSCK_HANDLER_INITIALIZED   ( 1u << 26 )
+#define FSCK_HANDLER_UNSAFE        ( 1u << 16 )
+#define FSCK_HANDLER_EXPECT_INPUT  ( 1u << 17 )
+#define FSCK_HANDLER_INITIALIZED   ( 1u << 18 )
 
 struct handler_ctx {
     Tcl_Interp *interp;
@@ -147,7 +146,7 @@ init_interp (
     DO_SET_VAR(interp, "isInteractive",
             !!(flags & BOOKMARKFS_FSCK_HANDLER_INTERACTIVE));
     DO_SET_VAR(interp, "isReadonly",
-            !!(flags & BOOKMARKFS_BACKEND_READONLY));
+            !!(flags & BOOKMARKFS_FSCK_HANDLER_READONLY));
     DO_SET_VAR(interp, "handler::next",         BOOKMARKFS_FSCK_NEXT);
     DO_SET_VAR(interp, "handler::apply",        BOOKMARKFS_FSCK_APPLY);
     DO_SET_VAR(interp, "handler::userInput",    BOOKMARKFS_FSCK_USER_INPUT);
@@ -364,7 +363,7 @@ fsck_handler_run (
         break;
 
       case BOOKMARKFS_FSCK_APPLY:
-        if (ctx->flags & BOOKMARKFS_BACKEND_READONLY) {
+        if (ctx->flags & BOOKMARKFS_FSCK_HANDLER_READONLY) {
             log_puts("cannot apply, fsck is running in readonly mode");
             return -1;
         }