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--- a/src/lib/mkMake
+++ b/src/lib/mkMake
@@ -27,6 +27,7 @@
 ${depth}/query/history.cpp \
 ${depth}/query/recollq.cpp \
 ${depth}/query/sortseq.cpp \
+${depth}/query/filtseq.cpp \
 ${depth}/query/wasastringtoquery.cpp \
 ${depth}/query/wasatorcl.cpp \
 ${depth}/rcldb/pathhash.cpp \