diff --git a/.travis.yml b/.travis.yml
index 54a7856f7b..4ae38f5032 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -45,7 +45,9 @@ matrix:
           cd ${TRAVIS_BUILD_DIR}/debug
           make install > /dev/null || travis_terminate $?
 
+          pip install numpy
           pip install --user ${TRAVIS_BUILD_DIR}/src/connector/python/linux/python2/
+          pip3 install numpy
           pip3 install --user ${TRAVIS_BUILD_DIR}/src/connector/python/linux/python3/
 
           cd ${TRAVIS_BUILD_DIR}/tests
@@ -164,7 +166,9 @@ matrix:
           cd ${TRAVIS_BUILD_DIR}/debug
           make install > /dev/null || travis_terminate $?
 
+          pip install numpy
           pip install --user ${TRAVIS_BUILD_DIR}/src/connector/python/linux/python2/
+          pip3 install numpy
           pip3 install --user ${TRAVIS_BUILD_DIR}/src/connector/python/linux/python3/
 
           cd ${TRAVIS_BUILD_DIR}/tests
diff --git a/tests/test-all.sh b/tests/test-all.sh
index 485c852dc5..0c91229120 100755
--- a/tests/test-all.sh
+++ b/tests/test-all.sh
@@ -41,7 +41,7 @@ if [ "$2" != "python" ]; then
   elif [ "$1" == "full" ]; then
     echo "### run TSIM full test ###"
     runSimCaseOneByOne fullGeneralSuite.sim
-  else
+  elif [ "$1" == "smoke" ] || [ -z "$1" ]; then
     echo "### run TSIM smoke test ###"
     runSimCaseOneByOne basicSuite.sim
   fi
@@ -77,7 +77,7 @@ if [ "$2" != "sim" ]; then
   elif [ "$1" == "full" ]; then
     echo "### run Python full test ###"
     runPyCaseOneByOne fulltest.sh
-  else
+  elif [ "$1" == "smoke" ] || [ -z "$1" ]; then
     echo "### run Python smoke test ###"
     runPyCaseOneByOne smoketest.sh
   fi