diff --git a/.github/workflows/many-platforms.yml b/.github/workflows/many-platforms.yml
index 276c677..bc202b5 100644
--- a/.github/workflows/many-platforms.yml
+++ b/.github/workflows/many-platforms.yml
@@ -867,7 +867,7 @@ jobs:
           prepare: |
             : "Install Solaris packages"
             : "List of packages: http://pkg.oracle.com/solaris/release/en/index.shtml"
-            pkg install gcc-c++ gnu-make
+            pkg install gcc-c++ gnu-make; ret=$?; test $ret = 0 || test $ret = 4
           run: |
             set -x
             uname -a