Gnuradio 3.8 & ld error

[drzraf]

I tried to adapt to Gnuradio 3.8 (CMakeLists.txt) but got an (unrelated?) ld error:

[ 80%] Linking CXX executable test-binviz
/usr/bin/ld: CMakeFiles/test-binviz.dir/qa_vizsink_b.cc.o: in function `_GLOBAL__sub_I__ZN2gr6binviz12qa_vizsink_b2t1Ev':
qa_vizsink_b.cc:(.text.startup+0x46): undefined reference to `log4cpp::Appender::AppenderMapStorageInitializer::AppenderMapStorageInitializer()'
/usr/bin/ld: qa_vizsink_b.cc:(.text.startup+0x4d): undefined reference to `log4cpp::Appender::AppenderMapStorageInitializer::~AppenderMapStorageInitializer()'
collect2: error: ld returned 1 exit status
make[2]: *** [lib/CMakeFiles/test-binviz.dir/build.make:154: lib/test-binviz] Error 1
make[1]: *** [CMakeFiles/Makefile2:250: lib/CMakeFiles/test-binviz.dir/all] Error 2
make: *** [Makefile:141: all] Error 2

NB: liblog4cpp5-dev 1.1.3-1ubuntu1