diff --git a/lib/mini_defender/rules/integer.rb b/lib/mini_defender/rules/integer.rb
index 0194762..cdafb72 100644
--- a/lib/mini_defender/rules/integer.rb
+++ b/lib/mini_defender/rules/integer.rb
@@ -53,7 +53,10 @@ def passes?(attribute, value, validator)
       return true
     end
 
-    value = value.to_s
+    # Remove leading zero so Integer will not treat it as octal
+    value = value
+      .to_s
+      .gsub(/^0+/, '')
 
     if @mode == 'relaxed'
       value = normalize_digits(value)
diff --git a/lib/mini_defender/version.rb b/lib/mini_defender/version.rb
index d01953b..9a45bba 100644
--- a/lib/mini_defender/version.rb
+++ b/lib/mini_defender/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module MiniDefender
-  VERSION = "0.6.0"
+  VERSION = "0.6.1"
 end
diff --git a/test/rules/integer_test.rb b/test/rules/integer_test.rb
index 79e2ad4..bd63eda 100644
--- a/test/rules/integer_test.rb
+++ b/test/rules/integer_test.rb
@@ -58,4 +58,8 @@ def test_relaxed_passes_with_mixed_digits
     assert @rule_relax.passes?('amount', '2٣', nil)
     assert_equal 23, @rule_relax.coerce('2٣')
   end
+
+  def test_passes_with_integer_with_leading_zero
+    assert @rule_relax.passes?('amount', '08', nil)
+  end
 end