diff --git a/icinga-build-rpm-binary b/icinga-build-rpm-binary
index cd676f08457a558210e0fb737170ee5ee358560c..60d260d6ab19e01dd5fb6a20069efedd00d065e2 100755
--- a/icinga-build-rpm-binary
+++ b/icinga-build-rpm-binary
@@ -41,16 +41,9 @@ echo "[ Installing build dependencies ]"
 case "$ICINGA_BUILD_OS" in
   opensuse*|sles)
     (
-      if ! requires="$(rpm -qpR "${source_rpm}")"; then
-        echo "Could not lookup requires in source RPM!" >&2
-        exit 1
-      fi
-
-      echo "Found required: $requires"
-      if [ -n "$requires" ]; then
-        set -ex
-        run-retry-timeout sudo zypper --non-interactive install
-      fi
+      set -ex
+      # shellcheck disable=SC2046
+      run-retry-timeout sudo zypper --non-interactive install $(rpm -qpR "${source_rpm}")
     )
     ;;
   *)