diff --git a/src/main/java/icu/samnyan/aqua/sega/general/filter/CompressionFilter.kt b/src/main/java/icu/samnyan/aqua/sega/general/filter/CompressionFilter.kt
index f5c3a9a1..bc28a33d 100644
--- a/src/main/java/icu/samnyan/aqua/sega/general/filter/CompressionFilter.kt
+++ b/src/main/java/icu/samnyan/aqua/sega/general/filter/CompressionFilter.kt
@@ -43,7 +43,7 @@ class CompressionFilter : OncePerRequestFilter() {
         // Write response
         resp.setContentLength(result.size)
         if (isDfi) resp.setHeader("pragma", "DFI")
-        if (isDeflate) {
+        else {
             resp.contentType = "application/json; charset=utf-8"
             resp.setHeader("content-encoding", "deflate")
         }