2 files changed, 2 insertions, 2 deletions
diff --git a/bin/get-package-updates b/bin/get-package-updates
index f53d2ae..1db1ba0 100755
--- a/bin/get-package-updates
+++ b/bin/get-package-updates
@@ -215,7 +215,7 @@ while [ -n "${black_listed_new}" ]; do
   black_listed_new="$(
     echo "${black_listed_new}" | \
       while read -r bl_package; do
-        grep "^${bl_package//./\\.}\$" "${work_dir}/package-infos/"*.depends | \
+        grep -xF "${bl_package}" "${work_dir}/package-infos/"*.depends | \
           cut -d: -f1 | \
           sed '
             s|^.*/||
diff --git a/bin/return-assignment b/bin/return-assignment
index 2262c0a..9fd6591 100755
--- a/bin/return-assignment
+++ b/bin/return-assignment
@@ -161,7 +161,7 @@ ls "${work_dir}/package-states" | \
   xargs -rn1 rm -f
 
 # remove all loops which are broken by this package
-grep "^${1//./\\.}\$" "${work_dir}/build-list.loops/loop_"* 2> /dev/null | \
+grep -xF "$1" "${work_dir}/build-list.loops/loop_"* 2> /dev/null | \
   cut -d: -f1 | \
   sed 'p;s|$|.locked|' | \
   xargs -rn1 rm -f