diff --git a/tools/ci/activate_env.sh b/tools/ci/activate_env.sh
index 0acc69c9c7..fdde5756ad 100755
--- a/tools/ci/activate_env.sh
+++ b/tools/ci/activate_env.sh
@@ -1,7 +1,7 @@
 if [ -e venv/bin/activate ]; then
     source venv/bin/activate
 elif [ -e venv/Scripts/activate ]; then
-    source virtenv/Scripts/activate
+    source venv/Scripts/activate
 elif [ "$INSTALL_TYPE" == "conda" ]; then
     conda init bash
     source $CONDA/etc/profile.d/conda.sh
diff --git a/tools/ci/install.sh b/tools/ci/install.sh
index ac2c75e2f5..d81e394fa8 100755
--- a/tools/ci/install.sh
+++ b/tools/ci/install.sh
@@ -7,7 +7,7 @@ set -ex
 
 PIPI="pip install --timeout=60"
 
-if [ "$USE_PRE" == "1" ] || [ "$USE_PRE" = true ]; then
+if [ "$USE_PRE" == "1" ] || [ "$USE_PRE" == true ]; then
     PIPI="$PIPI --extra-index-url=$PRE_WHEELS --pre";
 fi
 
diff --git a/tools/ci/install_dependencies.sh b/tools/ci/install_dependencies.sh
index 040d198844..812b10b475 100755
--- a/tools/ci/install_dependencies.sh
+++ b/tools/ci/install_dependencies.sh
@@ -16,7 +16,7 @@ if [ "$INSTALL_TYPE" == "conda" ]; then
 else
     PIPI="pip install --timeout=60 "
 
-    if [ "$USE_PRE" == "1" ] || [ "$USE_PRE" = true ]; then
+    if [ "$USE_PRE" == "1" ] || [ "$USE_PRE" == true ]; then
         PIPI="$PIPI --extra-index-url=$PRE_WHEELS --pre";
     fi
 
diff --git a/tools/ci/run_tests.sh b/tools/ci/run_tests.sh
index 1ddbcd7887..a841b2df9e 100755
--- a/tools/ci/run_tests.sh
+++ b/tools/ci/run_tests.sh
@@ -14,7 +14,7 @@ cd for_testing
 cp ../setup.cfg .
 # No figure windows for mpl; quote to hide : from travis-ci yaml parsing
 echo "backend : agg" > matplotlibrc
-if [ "$COVERAGE" == "1" ] || [ "$COVERAGE" = true ]; then
+if [ "$COVERAGE" == "1" ] || [ "$COVERAGE" == true ]; then
     cp ../.coveragerc .;
     cp ../.codecov.yml .;
     # Run the tests and check for test coverage.