diff --git a/base_ottr/Dockerfile b/base_ottr/Dockerfile
index 2af9802..d12b9c7 100644
--- a/base_ottr/Dockerfile
+++ b/base_ottr/Dockerfile
@@ -8,7 +8,7 @@ COPY github_package_list.tsv .
 RUN --mount=type=secret,id=github_token \
   Rscript install_github.R \
   --packages github_package_list.tsv \
-  --token /run/secrets/github_token
+  --token '/run/secrets/github_token'
 
 WORKDIR /rocker-build/
 
diff --git a/base_ottr/install_github.R b/base_ottr/install_github.R
index 7b42deb..be5d676 100644
--- a/base_ottr/install_github.R
+++ b/base_ottr/install_github.R
@@ -31,7 +31,7 @@ option_list <- list(
 opt <- parse_args(OptionParser(option_list = option_list))
 
 # Read in the token
-token <- readLines(as.character(opt$tokens)[1])
+token <- readLines(opt$tokens)
 
 message(token)