diff --git a/package/libsigrokdecode/Config.in b/package/libsigrokdecode/Config.in
index b58c8a2a29..463cb25f28 100644
--- a/package/libsigrokdecode/Config.in
+++ b/package/libsigrokdecode/Config.in
@@ -6,6 +6,7 @@ config BR2_PACKAGE_LIBSIGROKDECODE
 	depends on !BR2_STATIC_LIBS # python3
 	select BR2_PACKAGE_LIBGLIB2
 	select BR2_PACKAGE_PYTHON3
+	select BR2_PACKAGE_PYTHON3_ZLIB  # runtime
 	help
 	  Libsigrokdecode is a shared library written in C, which
 	  provides (streaming) protocol decoding functionality. Say