diff --git a/for_tests/Dockerfile b/for_tests/Dockerfile
index 2609fed5ed556ecd9f50985014701018817426f5..7bf6a539899a86332b62ae84232311eb772cf986 100644
--- a/for_tests/Dockerfile
+++ b/for_tests/Dockerfile
@@ -105,7 +105,7 @@ RUN make clean &&\
 WORKDIR /install_dir
 RUN wget http://www.microbesonline.org/fasttree/FastTree.c &&\
     gcc -DOPENMP -fopenmp -DUSE_DOUBLE -Wall -O3 -finline-functions -funroll-loops -o FastTreeMP FastTree.c -lm &&\
-    ln -s /install_dir /FastTreeMP /usr/local/bin
+    ln -s /install_dir/FastTreeMP /usr/local/bin
 
 
 # Install FastME FastME 2.1.6.1