diff --git a/tests/Makefile b/tests/Makefile
index 5fd1a3c608..8bc2b410e5 100644
--- a/tests/Makefile
+++ b/tests/Makefile
@@ -34,7 +34,7 @@ ENCDEC2 = $(call ALLYES, $(firstword $(1))_ENCODER $(lastword $(1))_DECODER  \
                          $(firstword $(3))_MUXER   $(lastword $(3))_DEMUXER)
 
 DEMDEC  = $(call ALLYES, $(1)_DEMUXER $(2:%=%_DECODER))
-ENCMUX  = $(call ALLYES, $(2:%=%_ENCODER) $(1)_MUXER)
+ENCMUX  = $(call ALLYES, $(1:%=%_ENCODER) $(2)_MUXER)
 
 include $(SRC_PATH)/tests/fate/acodec.mak
 include $(SRC_PATH)/tests/fate/vcodec.mak