diff --git a/libavcodec/Makefile b/libavcodec/Makefile
index b2ff47ed10..06b1767342 100644
--- a/libavcodec/Makefile
+++ b/libavcodec/Makefile
@@ -287,6 +287,7 @@ OBJS-$(CONFIG_ADPCM_IMA_DK4_DECODER)   += adpcm.o
 OBJS-$(CONFIG_ADPCM_IMA_EA_EACS_DECODER) += adpcm.o
 OBJS-$(CONFIG_ADPCM_IMA_EA_SEAD_DECODER) += adpcm.o
 OBJS-$(CONFIG_ADPCM_IMA_QT_DECODER)    += adpcm.o
+OBJS-$(CONFIG_ADPCM_IMA_QT_ENCODER)    += adpcm.o
 OBJS-$(CONFIG_ADPCM_IMA_SMJPEG_DECODER) += adpcm.o
 OBJS-$(CONFIG_ADPCM_IMA_WAV_DECODER)   += adpcm.o
 OBJS-$(CONFIG_ADPCM_IMA_WAV_ENCODER)   += adpcm.o