diff --git a/tools/database/database.make b/tools/database/database.make
index c7292a66a9..49ad2ff9bc 100644
--- a/tools/database/database.make
+++ b/tools/database/database.make
@@ -30,6 +30,7 @@ INCLUDES = -I$(ROOTDIR)/apps/gui \
            -I$(ROOTDIR)/apps/recorder \
            -I$(ROOTDIR)/lib/rbcodec \
            -I$(ROOTDIR)/lib/rbcodec/metadata \
+           -I$(ROOTDIR)/lib/rbcodec/dsp \
            -I$(APPSDIR) \
            -I$(BUILDDIR) \