diff --git a/src/zh/onemanhua/build.gradle b/src/zh/onemanhua/build.gradle
index 3526781a64..16bc1d81ee 100644
--- a/src/zh/onemanhua/build.gradle
+++ b/src/zh/onemanhua/build.gradle
@@ -6,7 +6,7 @@ ext {
     extName = 'COLAMANGA'
     pkgNameSuffix = 'zh.onemanhua'
     extClass = '.Onemanhua'
-    extVersionCode = 13
+    extVersionCode = 14
 }
 
 dependencies {
diff --git a/src/zh/onemanhua/src/eu/kanade/tachiyomi/extension/zh/onemanhua/Onemanhua.kt b/src/zh/onemanhua/src/eu/kanade/tachiyomi/extension/zh/onemanhua/Onemanhua.kt
index 9edb725f02..074ea8fc17 100644
--- a/src/zh/onemanhua/src/eu/kanade/tachiyomi/extension/zh/onemanhua/Onemanhua.kt
+++ b/src/zh/onemanhua/src/eu/kanade/tachiyomi/extension/zh/onemanhua/Onemanhua.kt
@@ -437,7 +437,11 @@ class Onemanhua : ConfigurableSource, ParsedHttpSource() {
             if (imageUrl.startsWith("//")) {
                 imageUrl = "https:$imageUrl"
             }
-            Page(i, imageUrl = imageUrl + "#key=$key")
+            // Empty key means image is not encrypted
+            if (key != "") {
+                imageUrl = "$imageUrl#key=$key"
+            }
+            Page(i, imageUrl = imageUrl)
         }
     }