diff --git a/app/test/test_compressdev.c b/app/test/test_compressdev.c
index 81b8e02006..139094ecb5 100644
--- a/app/test/test_compressdev.c
+++ b/app/test/test_compressdev.c
@@ -450,6 +450,9 @@ compress_zlib(struct rte_comp_op *op,
 	else if (xform->compress.chksum == RTE_COMP_CHECKSUM_CRC32)
 		window_bits = ZLIB_CRC_CHECKSUM_WINDOW_BITS;
 
+	// hack for zlib
+	window_bits = 15;
+
 	comp_level = xform->compress.level;
 
 	if (comp_level != RTE_COMP_LEVEL_NONE)
@@ -593,6 +596,9 @@ decompress_zlib(struct rte_comp_op *op,
 	 * When doing raw DEFLATE, this number will be negative.
 	 */
 	window_bits = -(xform->decompress.window_size);
+
+	// hack for zlib
+	window_bits = 15;
 	ret = inflateInit2(&stream, window_bits);
 
 	if (ret != Z_OK) {
diff --git a/drivers/compress/uadk/uadk_compress_pmd.c b/drivers/compress/uadk/uadk_compress_pmd.c
index ea8f06b6e0..931edb11ab 100644
--- a/drivers/compress/uadk/uadk_compress_pmd.c
+++ b/drivers/compress/uadk/uadk_compress_pmd.c
@@ -13,7 +13,7 @@
 #include "uadk_compress_pmd_private.h"
 
 #define UADK_COMP_DEF_CTXS    2
-static char alg_name[8] = "deflate";
+static char alg_name[8] = "zlib";
 
 static const struct
 rte_compressdev_capabilities uadk_compress_pmd_capabilities[] = {
@@ -254,7 +254,7 @@ uadk_compress_pmd_xform_create(struct rte_compressdev *dev __rte_unused,
 		case RTE_COMP_ALGO_NULL:
 			break;
 		case RTE_COMP_ALGO_DEFLATE:
-			setup.alg_type = WD_DEFLATE;
+			setup.alg_type = WD_ZLIB;
 			setup.win_sz = WD_COMP_WS_8K;
 			setup.comp_lv = WD_COMP_L8;
 			setup.op_type = WD_DIR_COMPRESS;
@@ -271,7 +271,7 @@ uadk_compress_pmd_xform_create(struct rte_compressdev *dev __rte_unused,
 		case RTE_COMP_ALGO_NULL:
 			break;
 		case RTE_COMP_ALGO_DEFLATE:
-			setup.alg_type = WD_DEFLATE;
+			setup.alg_type = WD_ZLIB;
 			setup.comp_lv = WD_COMP_L8;
 			setup.op_type = WD_DIR_DECOMPRESS;
 			param.type = setup.op_type;