diff --git a/src/bun.js/api/js_zlib.zig b/src/bun.js/api/js_zlib.zig
index ab134c6369..dcc477ee25 100644
--- a/src/bun.js/api/js_zlib.zig
+++ b/src/bun.js/api/js_zlib.zig
@@ -128,9 +128,10 @@ pub const ZlibEncoder = struct {
             this.stream.flush = @enumFromInt(int);
         }
 
-        const input_to_queue = JSC.Node.BlobOrStringOrBuffer.fromJSWithEncodingValueMaybeAsync(globalThis, bun.default_allocator, input, optional_encoding, true) orelse {
+        const input_to_queue = JSC.Node.BlobOrStringOrBuffer.fromJSWithEncodingValueMaybeAsync(globalThis, bun.default_allocator, input, optional_encoding, false) orelse {
             return globalThis.throwInvalidArgumentTypeValue("buffer", "string or an instance of Buffer, TypedArray, DataView, or ArrayBuffer", input);
         };
+        defer input_to_queue.deinit();
 
         if (is_last)
             this.has_called_end = true;
@@ -184,9 +185,10 @@ pub const ZlibEncoder = struct {
         };
         if (globalThis.hasException()) return .zero;
 
-        const input_to_queue = JSC.Node.BlobOrStringOrBuffer.fromJSWithEncodingValueMaybeAsync(globalThis, bun.default_allocator, input, optional_encoding, true) orelse {
+        const input_to_queue = JSC.Node.BlobOrStringOrBuffer.fromJSWithEncodingValueMaybeAsync(globalThis, bun.default_allocator, input, optional_encoding, false) orelse {
             return globalThis.throwInvalidArgumentTypeValue("buffer", "string or an instance of Buffer, TypedArray, DataView, or ArrayBuffer", input);
         };
+        defer input_to_queue.deinit();
 
         if (is_last)
             this.has_called_end = true;
@@ -611,10 +613,10 @@ pub const ZlibDecoder = struct {
         };
         if (globalThis.hasException()) return .zero;
 
-        const input_to_queue = JSC.Node.BlobOrStringOrBuffer.fromJSWithEncodingValueMaybeAsync(globalThis, bun.default_allocator, input, optional_encoding, true) orelse {
+        const input_to_queue = JSC.Node.BlobOrStringOrBuffer.fromJSWithEncodingValue(globalThis, bun.default_allocator, input, optional_encoding) orelse {
             return globalThis.throwInvalidArgumentTypeValue("buffer", "string or an instance of Buffer, TypedArray, DataView, or ArrayBuffer", input);
         };
-
+        defer input_to_queue.deinit();
         if (is_last)
             this.has_called_end = true;