diff --git a/test/lib/ansible_test/_data/setup/remote.sh b/test/lib/ansible_test/_data/setup/remote.sh
index 124924d1f15..ea6f912d4cc 100644
--- a/test/lib/ansible_test/_data/setup/remote.sh
+++ b/test/lib/ansible_test/_data/setup/remote.sh
@@ -80,10 +80,10 @@ elif [ "${platform}" = "osx" ]; then
     done
 elif [ "${platform}" = "aix" ]; then
     chfs -a size=1G /
-    chfs -a size=5G /usr
+    chfs -a size=4G /usr
     chfs -a size=1G /var
     chfs -a size=1G /tmp
-    chfs -a size=5G /opt
+    chfs -a size=2G /opt
     while true; do
         yum install -q -y \
             gcc \