diff --git a/test/run_tests.sh b/test/run_tests.sh
index fb512f4..99b4aed 100755
--- a/test/run_tests.sh
+++ b/test/run_tests.sh
@@ -12,7 +12,7 @@ check()
     echo "*** TESTING $config_file"
     echo "========================================================================================="
     rm -rf "$PAPER_DIR"
-    cookiecutter https://git.wmi.amu.edu.pl/filipg/paper-cutter.git --config-file "$config_file" --no-input --checkout master
+    python3 -m cookiecutter https://git.wmi.amu.edu.pl/filipg/paper-cutter.git --config-file "$config_file" --no-input --checkout master
     cd "$PAPER_DIR"
     make clean
     make