diff --git a/maintainer/ci-build.sh b/maintainer/ci-build.sh
index d6a12fe8c..b1e1467f7 100644
--- a/maintainer/ci-build.sh
+++ b/maintainer/ci-build.sh
@@ -1,21 +1,19 @@
 #!/bin/sh
 
-# $1 - repo url
-# $2 - git branch
-
 #------------------------
 # dump env
 set
 
 #------------------------
 # trigger obs windows build 
 token=CBbFTso398hhg4WHESdUPE1n
 curl "http://173.212.229.51/cgi-bin/run-obs-build?repo=${CI_PROJECT_URL}.git&revision=$CI_COMMIT_SHORT_SHA&job=$CI_JOB_ID&apitoken=$token"
 
 
 #------------------------
 # build unix variant
-
-mkdir -p build && cd build
-cmake -G Ninja ..
-ninja
+if test -n "$CI_UNIX"; then
+    mkdir -p build && cd build
+    cmake -G Ninja ..
+    ninja
+fi