1 files changed, 4 insertions, 4 deletions
diff --git a/local-tomo b/local-tomo
index 241b0eff..c8686ce9 100755
--- a/local-tomo
+++ b/local-tomo
@@ -5,8 +5,8 @@ if [ ! -e "$here/build/bin/tomo" ]; then
     exit 1;
 fi
 
-PATH="$here/build/bin:$PATH" \
-LD_LIBRARY_PATH="$here/build/lib" \
-LIBRARY_PATH="$here/build/lib" \
-C_INCLUDE_PATH="$here/build/include" \
+PATH="$here/build/bin${PATH:+:$PATH}" \
+LD_LIBRARY_PATH="$here/build/lib${LD_LIBRARY_PATH:+:$LD_LIBRARY_PATH}" \
+LIBRARY_PATH="$here/build/lib${LIBRARY_PATH:+:$LIBRARY_PATH}" \
+C_INCLUDE_PATH="$here/build/include${C_INCLUDE_PATH:+:$C_INCLUDE_PATH}" \
 tomo "$@"