diff --git a/src/main.c b/src/main.c
index c54b06d..ef99bfa 100644
--- a/src/main.c
+++ b/src/main.c
@@ -132,15 +132,6 @@ read_file_data(const char*file, u_int8_t *data, ssize_t *size_in_bytes)
 
 	fclose(fp);
 
-#ifdef REMOVE_TEMP_FILES
-	/* Remove temporary file. */
-	ret = remove_file(gz_file);
-	if (ret) {
-		log_fail("Error removing temporary file");
-		return ret;
-	}
-#endif
-
 	ret = 0;
 
 	return ret;
@@ -196,49 +187,6 @@ convert_elf_to_binary(const char *elf_file, const char *temp_file,
 	return 0;
 }
 
-/* size_in_bytes must be initialized with the size of the buffer.
- * it will be written with the actual buffer size. */
-static int
-compress_binary(const char *bin_file, const char *gz_file,
-		u_int8_t *data, ssize_t *size_in_bytes)
-{
-	char cmd[MAX_CMD_LENGTH];
-	int ret;
-	/*
-	 * OBJCOPY FLAGS:
-	 *   -9
-	 *     best compression
-	 *   -f
-	 *     overwrite existing file
-	 *   --no-name
-	 *     do not save the original file name and time stamp
-	 *
-	 */
-	char *gzip_flags = "-9 -f --no-name";
-
-	if (*size_in_bytes == 0) {
-		log_fail("buffer size not specified");
-		return 1;
-	}
-
-	sprintf(cmd, "gzip %s %s 2>&1", gzip_flags, bin_file);
-
-	log_debug1("Running command: %s", cmd);
-	ret = system(cmd);
-	if (ret) {
-		log_fail("Error compressing binary file");
-		return 1;
-	}
-
-	ret = read_file_data(gz_file, data, size_in_bytes);
-	if (ret) {
-		log_fail("Error reading file data");
-		return ret;
-	}
-
-	return 0;
-}
-
 #define SEND_UBL     0
 #define SEND_APP_ELF 1
 #define SEND_APP_BIN 2
@@ -255,7 +203,6 @@ send_binary(const char *orig_file, const char *tmp_file, int format,
 	u_int32_t crc;
 	int size_len        = 4; /* RBL format is default */
 	int entry_point_len = 4; /* RBL format is default */
-	char gz_file[128];
 
 
 	data = malloc(BINAPP_MAX_SIZE);
@@ -283,16 +230,6 @@ send_binary(const char *orig_file, const char *tmp_file, int format,
 			goto error_handled;
 	}
 
-	if (format != SEND_UBL) {
-		/* Compress for UBL format */
-		sprintf(gz_file, "%s.gz", tmp_file);
-
-		/* No need to reset size, compressed file will be smaller. */
-		ret = compress_binary(tmp_file, gz_file, data, &size);
-		if (ret)
-			goto error_handled;
-	}
-
 	log_info("Sending ACK sequence");
 	send_message("    ACK\n");