diff --git a/de4dot.code/deobfuscators/IDeobfuscator.cs b/de4dot.code/deobfuscators/IDeobfuscator.cs
index 3fb711ac..3720ba8e 100644
--- a/de4dot.code/deobfuscators/IDeobfuscator.cs
+++ b/de4dot.code/deobfuscators/IDeobfuscator.cs
@@ -37,9 +37,9 @@ namespace de4dot.deobfuscators {
 
 	[Flags]
 	enum StringFeatures {
-		AllowNoDecryption,
-		AllowStaticDecryption,
-		AllowDynamicDecryption,
+		AllowNoDecryption = 1,
+		AllowStaticDecryption = 2,
+		AllowDynamicDecryption = 4,
 		AllowAll = AllowNoDecryption | AllowStaticDecryption | AllowDynamicDecryption,
 	}