diff --git a/Dockerfile.appendix b/Dockerfile.appendix
index 2482289..4d52b1d 100644
--- a/Dockerfile.appendix
+++ b/Dockerfile.appendix
@@ -23,6 +23,6 @@ RUN git clone https://github.com/aeolianine/octave-networks-toolbox \
 
 # Add octave-networks-toolbox to octave path
 RUN echo "addpath('/srv/octave-networks-toolbox')" >> \
-	${OCTAVE_HOME}/share/octave/site/m/startup/octaverc
+	${CONDA_PREFIX}/share/octave/site/m/startup/octaverc
 
 USER $NB_USER