diff --git a/shell/platform/fuchsia/flutter/component.cc b/shell/platform/fuchsia/flutter/component.cc
index 40f193be13ea6..8544031f162f9 100644
--- a/shell/platform/fuchsia/flutter/component.cc
+++ b/shell/platform/fuchsia/flutter/component.cc
@@ -481,7 +481,7 @@ class FileInNamespaceBuffer final : public fml::Mapping {
     }
     uintptr_t addr;
     zx_status_t status =
-        zx::vmar::root_self()->map(0, buffer.vmo, 0, buffer.size, flags, &addr);
+        zx::vmar::root_self()->map(flags, 0, buffer.vmo, 0, buffer.size, &addr);
     if (status != ZX_OK) {
       FML_LOG(FATAL) << "Failed to map " << path << ": "
                      << zx_status_get_string(status);
diff --git a/shell/platform/fuchsia/flutter/runner.cc b/shell/platform/fuchsia/flutter/runner.cc
index 1e8e26dfbfdeb..cabda49f45b29 100644
--- a/shell/platform/fuchsia/flutter/runner.cc
+++ b/shell/platform/fuchsia/flutter/runner.cc
@@ -46,7 +46,7 @@ uintptr_t GetICUData(const fuchsia::mem::Buffer& icu_data) {
 
   uintptr_t data = 0u;
   zx_status_t status = zx::vmar::root_self()->map(
-      0, icu_data.vmo, 0, static_cast<size_t>(data_size), ZX_VM_PERM_READ,
+      ZX_VM_PERM_READ, 0, icu_data.vmo, 0, static_cast<size_t>(data_size),
       &data);
   if (status == ZX_OK) {
     return data;
diff --git a/shell/platform/fuchsia/runtime/dart/utils/mapped_resource.cc b/shell/platform/fuchsia/runtime/dart/utils/mapped_resource.cc
index a30afe538bb5d..1727b7a9f40a5 100644
--- a/shell/platform/fuchsia/runtime/dart/utils/mapped_resource.cc
+++ b/shell/platform/fuchsia/runtime/dart/utils/mapped_resource.cc
@@ -83,7 +83,7 @@ bool MappedResource::LoadFromVmo(const std::string& path,
   }
   uintptr_t addr;
   zx_status_t status = zx::vmar::root_self()->map(
-      0, resource_vmo.vmo, 0, resource_vmo.size, flags, &addr);
+      flags, 0, resource_vmo.vmo, 0, resource_vmo.size, &addr);
   if (status != ZX_OK) {
     FX_LOGF(ERROR, LOG_TAG, "Failed to map: %s", zx_status_get_string(status));
     return false;