diff --git a/scripts/travis-ci/clean-tests.sh b/scripts/travis-ci/clean-tests.sh
index a6fc81e6..31f95b99 100755
--- a/scripts/travis-ci/clean-tests.sh
+++ b/scripts/travis-ci/clean-tests.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env sh
 
-if [[ "$TRAVIS_OS_NAME" == "windows" ]]; then
+if [ "$TRAVIS_OS_NAME" = "windows" ]; then
     export GRADLE_OPTS=-Dorg.gradle.daemon=false
     choco install jdk8
     export PATH=$PATH:"/c/Program Files/Java/jdk1.8.0_211/bin"
diff --git a/scripts/travis-ci/run-tests.sh b/scripts/travis-ci/run-tests.sh
index 247bcee1..3467e574 100755
--- a/scripts/travis-ci/run-tests.sh
+++ b/scripts/travis-ci/run-tests.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env sh
 
-if [[ "$TRAVIS_OS_NAME" == "windows" ]]; then
+if [ "$TRAVIS_OS_NAME" = "windows" ]; then
     export GRADLE_OPTS=-Dorg.gradle.daemon=false
     export PATH=$PATH:"/c/Program Files/Java/jdk1.8.0_211/bin"
     export JAVA_HOME="/c/Program Files/Java/jdk1.8.0_211"