diff --git a/deploy.sh b/deploy.sh
index 42ff82d5e..0f6b918bc 100755
--- a/deploy.sh
+++ b/deploy.sh
@@ -78,7 +78,7 @@ EOF
 Redirect /maven/_latest /maven/repository/org/teavm/teavm-cli/$TEAVM_DEPLOY_VERSION_FULL/teavm-cli-$TEAVM_DEPLOY_VERSION_FULL.jar
 EOF
 
-  cat $TEAVM_DEPLOY_BUILD >build-number.txt
+  echo "$TEAVM_DEPLOY_BUILD" >build-number.txt
 
   return 0
 }