diff --git a/R/tasks/main.yml b/R/tasks/main.yml
index 9399040d..d86a7258 100644
--- a/R/tasks/main.yml
+++ b/R/tasks/main.yml
@@ -59,7 +59,7 @@
   command: >
     Rscript --slave --no-save --no-restore-history -e "if (! ('{{ item.plugin_name }}' %in% installed.packages()[,'Package'])) { require(devtools); require(methods) ; options(repos='{{ r_cran_mirror_site }}/') ; install_github('{{ item.plugin_name }}', '{{ item.github_user }}'); print('Added'); } else { print('Already Installed'); }"
   register: install_github_plugins_result
-  failed_when: "install_github_plugins_result.rc != 0 or 'had non-zero exit status' in install_s_plugins_result.stderr"
+  failed_when: "install_github_plugins_result.rc != 0 or 'had non-zero exit status' in install_github_plugins_result.stderr"
   changed_when: "'Added' in install_github_plugins_result.stdout"
   with_items: r_plugins_from_github
   when: r_plugins_from_github is defined